Knut Inge Klepp
Områdedirektør, Ph.D.
Prosjekter og publikasjoner
- Anne-Siri Fismen, Martina Galler, Knut Inge Klepp, Angeline Chatelan, Caroline Residori, Kristiina Ojala, Anna Dzielska, Colette Kelly, Marina Melkumova, Sanja Musić Milanović, Paola Nardone, Eliška Štefanová, Gerd Monika Flodgren, Therese Wardenær Bakke, Oya Ercan, Oddrun Samdal, Arnfinn Helleve, (2022). Weight Status and Mental Well-Being Among Adolescents: The Mediating Role of Self-Perceived Body Weight. A Cross-National Survey. Journal of Adolescent Health s. 1-9. doi: 10.1016/j.jadohealth.2022.02.010
- Kate Oldridge-Turner, Margarita Kokkorou, Fiona Sing, Knut Inge Klepp, Harry Rutter, Arnfinn Helleve, Bryony Sinclair, Louise Meincke, Giota Mitrou, Martin Wiseman, Kate Allen, (2022). Promoting Physical Activity Policy: The Development of the MOVING Framework. Journal of Physical Activity and Health s. 292-315. doi: 10.1123/jpah.2021-0732
- Gaironeesa Hendricks, Natalie Savona, Anaely Aguiar Rodriguez, Olufunke Alaba, Sharmilah Booley, Sonia Malczyk, Emmanuel Nwosu, Cecile Knai, Harry Rutter, Knut Inge Klepp, Janetta Harbron, (2022). Adolescents’ Perspectives on the Drivers of Obesity Using a Group Model Building Approach: A South African Perspective. International Journal of Environmental Research and Public Health s. 1-15. doi: 10.3390/ijerph19042160
- Marta Buoncristiano, Angela Spinelli, Julianne Williams, Paola Nardone, Ana I. Rito, Marta García-Solano, Else Karin Grøholt, Enrique Gutiérrez-González, Knut Inge Klepp, Gregor Starc, Ausra Petrauskiene, Marie Kunešová, Maria Hassapidou, Napoleón Pérez-Farinós, Iveta Pudule, Cecily Kelleher, Vesselka Duleva, Ivo Rakovac, Saion Chatterjee, João Breda, (2021). Childhood overweight and obesity in Europe: Changes from 2007 to 2017. Obesity Reviews doi: 10.1111/obr.13226
- Mekdes Kebede Gebremariam, Roch A. Nianogo, Nanna Lien, Mona Bjelland, Knut Inge Klepp, Ingunn Holden Bergh, Yngvar Ommundsen, Onyebuchi A. Arah, (2021). The impact of hypothetical interventions on adiposity in adolescence. Scientific Reports doi: 10.1038/s41598-021-90415-z
- Gerd Monika Flodgren, Arnfinn Helleve, Tim Lobstein, Harry Rutter, Knut Inge Klepp, (2020). Primary prevention of overweight and obesity in adolescents: An overview of systematic reviews. Obesity Reviews doi: 10.1111/obr.13102
- Ingrid Marie Hovdenak, Tonje Holte Stea, Jos Twisk, Saskia J. te Velde, Knut Inge Klepp, Elling Tufte Bere, (2019). Tracking of fruit, vegetables and unhealthy snacks consumption from childhood to adulthood (15 year period): does exposure to a free school fruit programme modify the observed tracking?. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/s12966-019-0783-8
- Bente Øvrebø, Tonje Holte Stea, Saskia J. te Velde, Mona Bjelland, Knut Inge Klepp, Elling Tufte Bere, (2019). A comprehensive multicomponent school-based educational intervention did not affect fruit and vegetable intake at the 14-year follow-up. Preventive Medicine s. 79-85. doi: 10.1016/j.ypmed.2019.02.015
- Anne Ruhweza Katahoire, Cecily Banura, Wilson Winstons Muhwezi, Sheri Bastien, Annegreet Gera Wubs, Knut Inge Klepp, Leif Edvard Aarø, (2019). Effects of a school-based intervention on frequency and quality of adolescent-parent/caregiver sexuality communication: Results from a randomized-controlled trial in Uganda. Aids and Behavior s. 91-104. doi: 10.1007/s10461-018-2249-4
- Eleanor Winpenny, Esther M F van Sluijs, Martin White, Knut Inge Klepp, Bente Wold, Nanna Lien, (2018). Changes in diet through adolescence and early adulthood: longitudinal trajectories and association with key life transitions.. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/s12966-018-0719-8
- Tonje Holte Stea, Ingrid Marie Hovdenak, Jannike Berggren Rønnestad, Kjersti Hovland Rennestraum, Frøydis Nordgård Vik, Knut Inge Klepp, Elling Tufte Bere, (2018). Effects of 1 y of free school fruit on intake of fruits, vegetables, and unhealthy snacks: 14 y later.. American Journal of Clinical Nutrition doi: 10.1093/ajcn/nqy243
- Tonje Holte Stea, Eline Tønnesson Tveter, Saskia J. te Velde, Frøydis Nordgård Vik, Knut Inge Klepp, Elling Tufte Bere, (2018). The effect of an extra piece of fruit or vegetables at school on weight status in two generations - 14 years follow-up of the Fruit and Vegetables Makes the Marks study. PLOS ONE doi: 10.1371/journal.pone.0205498
- Kathrine Bolt-Evensen, Frøydis Nordgård Vik, Tonje Holte Stea, Knut Inge Klepp, Elling Bere, (2018). Consumption of sugar-sweetened beverages and artificially sweetened beverages from childhood to adulthood in relation to socioeconomic status - 15 years follow-up in Norway. International Journal of Behavioral Nutrition and Physical Activity s. 1-9. doi: 10.1186/s12966-018-0646-8
- Torunn Holm Totland, Markus Dines Knudsen, Mari Mohn Paulsen, Mona Bjelland, Pieter van`t Veer, Johannes Brug, Knut Inge Klepp, Lene Frost Andersen, (2017). Correlates of irregular family meal patterns among 11-year-old children from the Pro Children study. Food & Nutrition Research doi: 10.1080/16546628.2017.1339554
- Inger Johanne Bakken, Knut-Arne Wensaas, Gry Marysol Grøneng, Atle Fretheim, Camilla Stoltenberg, Knut Inge Klepp, Siri Eldevik Håberg, Simon Nygaard Øverland, (2017). Russefeiring og eksamenstid – bruk av fastlege og legevakt. Tidsskrift for Den norske legeforening doi: 10.4045/tidsskr.17.0158
- Ingunn Holden Bergh, Øivind Skare, Annalena Aase, Knut Inge Klepp, Nanna Lien, (2015). Weight development from age 13 to 30 years and adolescent socioeconomic status: The Norwegian Longitudinal Health Behaviour study. International Journal of Public Health doi: 10.1007/s00038-015-0748-x
- Elling Bere, Saskia J. te Velde, Milada C Småstuen, Jos Twisk, Knut Inge Klepp, (2015). One year of free school fruit in Norway - 7 years of follow-up. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/s12966-015-0301-6
- Wilson Winstons Muhwezi, Anne Ruhweza Katahoire, Cecily Banura, Herbert Mugooda, Doris Kwesiga, Sheri Bastien, Knut Inge Klepp, (2015). Perceptions and experiences of adolescents, parents and School administrators regarding adolescent-parent communication on sexual and reproductive health issues in urban and rural Uganda. Reproductive Health doi: 10.1186/s12978-015-0099-3
- Mona Bjelland, Solveig E. Sand Hausken, Ingunn Holden Bergh, May Grydeland, Knut Inge Klepp, Lene Frost Andersen, Torunn Holm Totland, Nanna Lien, (2015). Changes in adolescents’ and parents’ intakes of sugar-sweetened beverages, fruit and vegetables after 20 months : results from the HEIA study - a comprehensive, multi-component school-based randomized trial. Food & Nutrition Research doi: 10.3402/fnr.v59.25932
- Nanna Lien, L Haerens, SJ Te Velde, L Mercken, Knut Inge Klepp, L Moore, I De Bourdeaudhuij, F Faggiano, FJ Van Lenthe, (2014). Exploring subgroup effects by socioeconomic position of three effective school-based dietary interventions: The European TEENAGE project. International Journal of Public Health s. 493-502. doi: 10.1007/s00038-013-0524-8
- Elling Bere, Knut Inge Klepp, Nina Cecilie Øverby, (2014). Free school fruit: Can an extra piece of fruit every school day contribute to the prevention of future weight gain? A cluster randomized trial. Food & Nutrition Research doi: 10.3402/fnr.v58.23194
- Leif Edvard Aarø, Catherine Mathews, Sylvia Kaaya, Anne Ruhweza Katahoire, Hans Onya, Charles Abraham, Knut Inge Klepp, Annegreet Gera Wubs, Sander Matthijs Eggers, Hein de Vries, (2014). Promoting sexual and reproductive health among adolescents in southern and eastern Africa (PREPARE): project design and conceptual framework. BMC Public Health doi: 10.1186/1471-2458-14-54
- Ingunn Holden Bergh, Maartje M. van Stralen, Mona Bjelland, May Grydeland, Nanna Lien, Knut Inge Klepp, Sigmund Alfred Anderssen, Yngvar Ommundsen, (2014). Post-intervention effects on screen behaviours and mediating effect of parental regulation : the HEalth In Adolescents study – a multi-component school-based randomized controlled trial. BMC Public Health doi: 10.1186/1471-2458-14-200
- May Grydeland, Mona Bjelland, Sigmund Alfred Anderssen, Knut Inge Klepp, Ingunn Holden Bergh, Lene Frost Andersen, Yngvar Ommundsen, Nanna Lien, (2014). Effects of a 20-month cluster randomised controlled school-based intervention trial on BMI of school-aged boys and girls: The HEIA study. British Journal of Sports Medicine s. 768-773. doi: 10.1136/bjsports-2013-092284
- Torunn Holm Totland, Mekdes Gebremariam, Nanna Lien, Mona Bjelland, May Grydeland, Ingunn Holden Bergh, Knut Inge Klepp, Lene Frost Andersen, (2013). Does tracking of dietary behaviours differ by parental education in children during the transition into adolescence?. Public Health Nutrition s. 673-682. doi: 10.1017/S1368980012003060
- Bela Franchini, Rui Poinhos, Knut Inge Klepp, Maria Daniel Vaz de Almeida, (2013). Fruit and vegetables: intake and sociodemographic determinants among Portuguese mothers. Annals of Nutrition and Metabolism s. 131-138. doi: 10.1159/000351987
- Nina Cecilie Øverby, Knut Inge Klepp, Elling Bere, (2013). Changes in screen time activity in Norwegian children from 2001 to 2008: two cross sectional studies. BMC Public Health doi: 10.1186/1471-2458-13-80
- Torunn Holm Totland, Nanna Lien, Ingunn Holden Bergh, Mona Bjelland, Mekdes Gebremariam, Knut Inge Klepp, Lene Frost Andersen, (2013). The relationship between parental education and adolescents’ soft drink intake from the age of 11–13 years, and possible mediating effects of availability and accessibility. British Journal of Nutrition s. 926-933. doi: 10.1017/S0007114512005946
- May Grydeland, Ingunn Holden Bergh, Mona Bjelland, Nanna Lien, Lene Frost Andersen, Yngvar Ommundsen, Knut Inge Klepp, Sigmund Alfred Anderssen, (2013). Intervention effects on physical activity: the HEIA study - a cluster randomized controlled trial. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/1479-5868-10-17
- May Grydeland, Ingunn Holden Bergh, Mona Bjelland, Nanna Lien, Lene Frost Andersen, Yngvar Ommundsen, Knut Inge Klepp, Sigmund Alfred Anderssen, (2012). Correlates of weight status among Norwegian 11-year-olds: The HEIA study. BMC Public Health doi: 10.1186/1471-2458-12-1053
- Nina Cecilie Øverby, Knut Inge Klepp, Elling Bere, (2012). Introduction of a school fruit program is associated with reduced frequency of consumption of unhealthy snacks. American Journal of Clinical Nutrition s. 1100-1103. doi: 10.3945/ajcn.111.033399
- B. Franchini, R. Poinhos, Knut Inge Klepp, M.D.V. de Almeida, (2012). Contribution of vegetable soup to total vegetables intake and its determinants among mothers in Portugal. British Food Journal s. 1325-1338. doi: 10.1108/00070701211258853
- Mekdes Gebremariam, Lene Frost Andersen, Mona Bjelland, Knut Inge Klepp, Torunn Holm Totland, Ingunn Holden Bergh, Nanna Lien, (2012). Does the school food environment influence the dietary behaviours of Norwegian 11-year-olds? The HEIA study. Scandinavian Journal of Public Health s. 491-497. doi: 10.1177/1403494812454948
- Ingunn Holden Bergh, Mona Bjelland, May Grydeland, Nanna Lien, Lene Frost Andersen, Knut Inge Klepp, Sigmund Alfred Anderssen, Yngvar Ommundsen, (2012). Mid-way and post-intervention effects on potential determinants of physical activity and sedentary behavior, results of the HEIA study - a multi-component school-based randomized trial. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/1479-5868-9-63
- Cathy Mathews, Leif Edvard Aarø, Anna Grimsrud, Alan J. Flisher, Sylvia Kaaya, Hans Onya, Herman Schaalma, Annegreet Gera Wubs, Wanjiru Mukoma, Knut Inge Klepp, (2012). Effects of the SATZ teacher-led school HIV prevention programmes on adolescent sexual behaviour: cluster randomised controlled trials in three sub-Saharan African sites. International Health s. 111-122. doi: 10.1016/j.inhe.2012.02.001
- Elisabeth Kvaavik, Maria Glymour, Knut Inge Klepp, Grethe S Tell, G. David Batty, (2012). Parental education as a predictor of offspring behavioural and physiological cardiovascular disease risk factors. European Journal of Public Health s. 544-550. doi: 10.1093/eurpub/ckr106
- Tonje Holte Stea, Nina Cecilie Øverby, Knut Inge Klepp, Elling Bere, (2012). Changes in beverage consumption in Norwegian children from 2001 to 2008. Public Health Nutrition s. 379-385. doi: 10.1017/S1368980011001959
- Rikke Krølner, Mette Rasmussen, Johannes Brug, Knut Inge Klepp, Marianne Wind, Pernille Due, (2011). Determinants of fruit and vegetable consumption among children and adolescents: a review of the literature. Part II: qualitative studies. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/1479-5868-8-112
- Ingunn Holden Bergh, May Grydeland, Mona Bjelland, Nanna Lien, Lene Frost Andersen, Knut Inge Klepp, Sigmund Alfred Anderssen, Yngvar Ommundsen, (2011). Personal and social-environmental correlates of objectively measured physical activity in Norwegian pre-adolescent children. Scandinavian Journal of Medicine & Science in Sports s. E315-E324. doi: 10.1111/j.1600-0838.2011.01295.x
- Mona Bjelland, Nanna Lien, May Grydeland, Ingunn Holden Bergh, Sigmund Alfred Anderssen, Yngvar Ommundsen, Knut Inge Klepp, Lene Frost Andersen, (2011). Intakes and perceived home availability of sugar-sweetened beverages, fruit and vegetables as reported by mothers, fathers and adolescents in the HEIA (HEalth In Adolescents) study. Public Health Nutrition s. 2156-2165. doi: 10.1017/S1368980011000917
- Bela Franchini, Rui Poinhos, Knut Inge Klepp, Maria Daniel Vaz de Almeida, (2011). Association between parenting styles and own fruit and vegetable consumption among Portuguese mothers of school children. British Journal of Nutrition s. 931-935. doi: 10.1017/S0007114511001048
- Marit Hilsen, Maartje M. van Stralen, Knut Inge Klepp, Elling Bere, (2011). Changes in 10-12 year old's fruit and vegetable intake in Norway from 2001 to 2008 in relation to gender and socioeconomic status - a comparison of two cross-sectional groups. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/1479-5868-8-108
- Saskia J. te Velde, J. Lennert Veerman, Nannah I. Tak, Judith E. Bosmans, Knut Inge Klepp, Johannes Brug, (2011). Modeling the long term health outcomes and cost-effectiveness of two interventions promoting fruit and vegetable intake among schoolchildren. Economics and Human Biology s. 14-22. doi: 10.1016/j.ehb.2010.09.001
- Mona Bjelland, Ingunn Holden Bergh, May Grydeland, Knut Inge Klepp, Lene Frost Andersen, Sigmund Alfred Anderssen, Yngvar Ommundsen, Nanna Lien, (2011). Changes in adolescents' intake of sugar-sweetened beverages and sedentary behaviour: Results at 8 month mid-way assessment of the HEIA study - a comprehensive, multi-component school-based randomized trial. International Journal of Behavioral Nutrition and Physical Activity doi: 10.1186/1479-5868-8-63
- Nina Cecilie Øverby, Tonje Holte Stea, Frøydis Nordgård Vik, Knut Inge Klepp, Elling Bere, (2011). Changes in meal pattern among Norwegian children from 2001 to 2008. Public Health Nutrition s. 1549-1554. doi: 10.1017/S1368980010003599
- Arnfinn Helleve, Alan J. Flisher, Hans Onya, Catherine Mathews, Leif Edvard Aarø, Knut Inge Klepp, (2011). The association between students' perceptions of a caring teacher and sexual initiation. A study among South African high school students. Health Education Research s. 847-858. doi: 10.1093/her/cyr031
- Ahmed Ali Madar , Knut Inge Klepp, Haakon E Meyer, (2011). The effect of tailor-made information on vitamin D status of immigrant mothers in Norway: a cluster randomized controlled trial. Maternal & Child Nutrition s. 92-99. doi: 10.1111/j.1740-8709.2009.00238.x
- Arnfinn Helleve, Alan J Flisher, Hans Onya, Wanjiru Mukoma, Knut Inge Klepp, (2011). Can any teacher teach sexuality and HIV/AIDS? Perspectives of South African Life Orientation teachers. Sex Education : Sexuality, Society and Learning s. 13-26. doi: 10.1080/14681811.2011.538143
- Leif Edvard Aarø, Kyrre Breivik, Knut Inge Klepp, Sylvia Kaaya, Hans Onya, Annegreet Gera Wubs, Arnfinn Helleve, Alan J. Flisher, (2011). An HIV/AIDS knowledge scale for adolescents: item response theory analyses based on data from a study in South Africa and Tanzania. Health Education Research s. 212-224. doi: 10.1093/her/cyq086
- Elling Bere, Knut Inge Klepp, Marit Hilsen, (2010). Effect of the nationwide free school fruit scheme in Norway. British Journal of Nutrition s. 589-594. doi: 10.1017/S0007114510000814
- Marianne Wind, Saskia J te Velde, Johannes Brug, Camilla Sandvik, Knut Inge Klepp, (2010). Direct and indirect association between environmental factors and fruit intake, mediation bypsychosocial factors: the Pro Children study. Public Health Nutrition s. 1736-1745. doi: 10.1017/S1368980010002302
- Maria van der Sluis, Nanna Lien, Jos WR Twisk, Ingrid HM Steenhuis, Elling Tufte Bere, Knut Inge Klepp, Marianne Wind, (2010). Longitudinal associations of energy balance-related behaviours and cross-sectional associations of clusters and body mass index in Norwegian adolescents. Public Health Nutrition s. 1716-1721. doi: 10.1017/S1368980010002272
- Germana Henry Leyna, Elia John Mmbaga, Kagoma S Mnyika, Akhtar Hussain, Knut Inge Klepp, (2010). Food insecurity is associated with food consumption patterns and anthropometric measures but not serum micronutrient levels in adults in rural Tanzania. Public Health Nutrition s. 1438-1444. doi: 10.1017/S1368980010000327
- L de Gouw, Knut Inge Klepp, Jana Vignerová, Nanna Lien, Ingrid HM Steenhuis, Marianne Wind, (2010). Associations between diet and (in)activity behaviours with overweight and obesity among 10-18-year-old Czech Republic adolescents. Public Health Nutrition s. 1701-1707. doi: 10.1017/S1368980010002259
- Johannes Brug, Nanna Lien, Knut Inge Klepp, Frank J van Lenthe, (2010). Exploring overweight, obesity and their behavioural correlates among children and adolescents: results from the Health-promotion through Obesity Prevention across Europe project. Public Health Nutrition s. 1676-1679. doi: 10.1017/S1368980010002211
- Mona Bjelland, Nanna Lien, Ingunn Holden Bergh, May Grydeland, Sigmund Alfred Anderssen, Knut Inge Klepp, Yngvar Ommundsen, Lene Frost Andersen, (2010). Overweight and waist circumference among Norwegian 11-year-olds and associations with reported parental overweight and waist circumference: The HEIA study. Scandinavian Journal of Public Health s. 19-27. doi: 10.1177/1403494810385036
- Nanna Lien, Hege Henriksen, Lena Lie Nymoen, Marianne Wind, Knut Inge Klepp, (2010). Availability of data assessing the prevalence and trends of overweight and obesity among European adolescents. Public Health Nutrition s. 1680-1687. doi: 10.1017/S1368980010002223
- Nanna Lien, Mona Bjelland, Ingunn Holden Bergh, May Grydeland, Sigmund A. Anderssen, Yngvar Ommundsen, Lene Frost Andersen, Hege Henriksen, Jorunn Sofie Randby, Knut Inge Klepp, (2010). Design of a 20-month comprehensive, multicomponent school-based randomised trial to promote healthy weight development among 11-13 year olds: The HEalth In Adolescents study. Scandinavian Journal of Public Health s. 38-51. doi: 10.1177/1403494810379894
- Mangi Job Ezekiel, Aud Talle, Kagoma S Mnyika, Knut Inge Klepp, (2010). Social geography of risk: The role of time, place and antiretroviral therapy in conceptions about the sexual risk of HIV in Kahe, Kilimanjaro, Tanzania. Norsk Geografisk Tidsskrift s. 48-57. doi: 10.1080/00291950903557670
- Johannes Brug, ST Velde, MJM Chinapaw, Elling Tufte Bere, Ilse de Bourdeaudhuij, H. Moore, Louis Maes, Jørgen Jensen, Jo Salmon, Yannis Manios, Nanna Lien, Knut Inge Klepp, T Lobstein, M Martens, J Salmon, Amika S Singh, (2010). Evidence-based development of school-based and family-involved prevention of overweight across Europe: The ENERGY-project's design and conceptual framework. BMC Public Health doi: 10.1186/1471-2458-10-276
- Camilla Sandvik, Rolf Gjestad, Oddrun Samdal, Hans Brug, Johannes Brug, Knut-Inge Klepp, (2010). Does socio-economic status moderate the associations between psychosocial predictors and fruit intake in schoolchildren? The Pro Children Study. Health Education Research s. 121-134. doi: 10.1093/her/cyp055
- Leif Edvard Aarø, Knut-Inge Klepp, (2009). Helserelatert atferd og livsstil i kontekst. s. 19-42.
- Leif Edvard Aarø, Knut-Inge Klepp, Ole Trygve Stigen, (2009). Lokalt folkehelsearbeid rettet mot ungdom - Hemil-modellen. s. 360-381.
- Mangi Job Ezekiel, A Talle, James M. Juma, Knut Inge Klepp, (2009). "When in the body, it makes you look fat and HIV negative": The constitution of antiretroviral therapy in local discourse among youth in Kahe, Tanzania. Social Science and Medicine s. 1-8.
- Arnfinn Helleve, Alan J. Flisher, Hans Onya, Wanjiru Mukoma, Knut-Inge Klepp, (2009). South African teachers' reflections on the impact of culture on their teaching of sexuality and HIV/AIDS. Culture, Health and Sexuality s. 189-204. doi: 10.1080/13691050802562613
- Elia John Mmbaga, Germana Henry Leyna, KS Mnyika, Akhtar Hussain, Knut Inge Klepp, (2009). Prevalence and predictors of failure to return for HIV-1 post-test counseling in the era of antiretroviral therapy in rural Kilimanjaro, Tanzania: challenges and opportunities. AIDS Care s. 160-167. doi: 10.1080/09540120801982905
- AA Madar, KI Klepp, Haakon E Meyer, (2009). Effect of free vitamin D-2 drops on serum 25-hydroxyvitamin D in infants with immigrant origin: a cluster randomized controlled trial. European Journal of Clinical Nutrition s. 478-484. doi: 10.1038/sj.ejcn.1602982
- Elisabeth Kvaavik, Knut-Inge Klepp, Grethe S Tell, Haakon E Meyer, G David Batty, (2009). Physical fitness and physical activity at age 13 years as predictors of cardiovascular disease risk factors at ages 15, 25, 33, and 40 years: Extended follow-up of the Oslo Youth Study. Pediatrics s. E80-E86. doi: 10.1542/peds.2008-1118
- R. Krølner, Pernille Due, Mette Rasmussen, Mogens Trab Damsgaard, Bjørn E Holstein, Knut Inge Klepp, John Lynch, (2009). Does school environment affect 11-year-olds' fruit and vegetable intake in Denmark?. Social Science and Medicine s. 1416-1424. doi: 10.1016/j.socscimed.2009.01.022
- Arnfinn Helleve, Alan J. Flisher, Hans Onya, Sylvia Kaaya, Wanjiru Mukoma, Caroline Swai, Knut-Inge Klepp, (2009). Teachers' confidence in teaching HIV/AIDS and sexuality in South African and Tanzanian schools. Scandinavian Journal of Public Health s. 55-64. doi: 10.1177/1403494808095085
- Sheri Bastien, MT Leshabari, Knut Inge Klepp, (2009). Exposure to information and communication about HIV/AIDS and perceived credibility of information sources among young people in northern Tanzania. African Journal of AIDS Research s. 213-222. doi: 10.2989/AJAR.2009.8.2.9.861
- Herman Schaalma, Leif Edvard Aarø, Alan J Flisher, Catherine Mathews, Sylvia Kaaya, Hans Onya, Anders Ragnarsson, Knut-Inge Klepp, (2009). Correlates of intention to use condoms among Sub-Saharan African youth: The applicability of the theory of planned behaviour. Scandinavian Journal of Public Health s. 87-91. doi: 10.1177/1403494808090632
- Wanjiru Mukoma, Alan J Flisher, Arnfinn Helleve, Leif Edvard Aarø, Catherine Mathews, Sylvia Kaaya, Knut Inge Klepp, (2009). Development and test-retest reliability of a research instrument designed to evaluate school-based HIV/AIDS interventions in South Africa and Tanzania. Scandinavian Journal of Public Health s. 7-15. doi: 10.1177/1403494809103995
- Ann-Karin Valle, Espen Røysamb, Johanne Sundby, Knut Inge Klepp, (2009). Parental social position, body image, and other psychological determinants and first sexual intercourse among 15-and 16-year olds. Adolescence s. 479-498.
- Leif Edvard Aarø, Øystein Vedaa, Tone Bruun, Thomas Sevenius Nilsen, Rune Johansen, Marit Knapstad, Jens Christoffer Skogen, Knut Inge Klepp, (2021). Koronaatferd og landbakgrunn i fire fylker. Etterlevelse og holdninger til offisiellesmittevernråd, opplevd engstelse, psykiske plager og endringer i sosiale kontakter etter landbakgrunn. Resultater fra undersøkelser i fire fylker under koronapandemien
- Knut Inge Klepp, Nicolai Andre Lund-Blix, Wenche Nystad, Ulf Ekelund, SA Andersen, O Belander, Inger Ariansen, (2017). Nasjonale landsrepresentative kartlegginger av fysisk aktivitet, fysisk form og tid i ro. Rapport fra arbeidsgruppen mars 2017
- Knut Inge Klepp, Leif Edvard Aarø, (2017). Ungdom, livsstil og helsefremmende arbeid
- Knut Inge Klepp, (2021). Ungdom og kriser. Tidsskrift for Den norske legeforening doi: 10.4045/tidsskr.21.0637
- Kathrine Bolt-Evensen, Frøydis Nordgård Vik, Tonje Holte Stea, Knut Inge Klepp, Elling Bere, (2017). Consumption of artificially sweetened beverages from childhood to adulthood..
- ElineTønnesson Tveter, Tonje Holte Stea, Saskia J. te Velde, Frøydis Nordgård Vik, Knut Inge Klepp, Elling Bere, (2017). One year of free school fruit. Results on weight status of two generations fifteen years later, 15 years later..
- Jannike Rønnestad, Tonje Holte Stea, Frøydis Nordgård Vik, Knut Inge Klepp, Elling Bere, (2017). One year of free school fruit. Results on unhealthy snacks fifteen years later..
- Kjersti Hovland Rennestraum, Tonje Holte Stea, Frøydis Nordgård Vik, Knut Inge Klepp, Elling Bere, (2017). One year of free school fruit. Results on fruit and vegetable intake, 15 years later..
- Ann-Karin Valle, Espen Røysamb, Knut Inge Klepp, (2014). Positive Emotions, Sexual Self-Concepts and Contraceptive use among adolescent girls in Norway.
- Torunn Holm Totland, Nanna Lien, Ingunn Holden Bergh, Mona Bjelland, Mekdes Kebede Gebremariam, Knut Inge Klepp, Lene Frost Andersen, (2013). Prediction of parental education on adolescents’ soft drink intake, and mediation effects of availability and accessibility at home.
- May Grydeland, Mona Bjelland, Sigmund Alfred Anderssen, Knut Inge Klepp, Ingunn Holden Bergh, Lene Frost Andersen, Yngvar Ommundsen, Nanna Lien, (2013). Intervention effect on BMI in adolescent girls: The HEalth in Adolescents (HEIA) Study – A school-based two-year cluster randomized trial.
- S te Velde, S. Veerman, Nannah I. Tak, J. Bosmans, Knut Inge Klepp, J. Brug, (2012). Long term health outcomes and cost-effectiveness of two dietary school-based interventions among 11-year-old children. Psychology and Health s. 127-128.
- Sheri Bastien, Annegreet Gera Wubs, Hans Onya, Melkiori C. Masatu, Arnfinn Helleve, Knut Inge Klepp, (2012). Forced sex and HIV risk behaviors among secondary school students in South Africa and Tanzania.
- E. Mmbaga, Arnfinn Helleve, G. Leyna, M. Masatu, H. Onya, Knut Inge Klepp, (2011). MULTIPLE CONCURRENT SEXUAL PARTNERSHIPS AMONG ADOLESCENTS IN TANZANIA AND SOUTH AFRICA: A COMPARISON BETWEEN AREAS WITH CONTRASTING LEVEL OF HIV MAGNITUDE. Sexually Transmitted Infections s. A190-A191. doi: 10.1136/sextrans-2011-050108.213
- Agneta Yngve, Christel Lynch, Bettina Ehrenblad, Nanna Lien, Knut Inge Klepp, (2010). Pro greens - a fruit and vegetable promotion project in eleven European countries. Public Health Nutrition s. 21-27.
- Nanna Lien, Ninna Hallén, Eva Roos, Carola Ray, Christina Karlsson, Raquel Izquierdo de Santiago, Philippe Binard, Agneta Yngve, Bettina Ehrenblad, Christel Lynch, Knut Inge Klepp, (2010). Developing a low cost, sustainable school-based intervention to promote fruit and vegetables: the pro greens project. Public Health Nutrition
- J Coebergh, E de Vries, I Soerjomataram, J Barendregt, A Oenema, VE Lemmens, A Kunst, M Boniol, PH Autier, Knut Inge Klepp, (2009). Scenarios for Cancer prevention in Europe: the Eurocadet project. European Journal of Cancer s. 64-65.
- C Bjarnholt, Agneta Yngve, M Krawinkel, AG Kristjansdottir, CH Ribic, MDV de Almeida, B Francini, A Papadaki, C Karlsson, J Brug, J Maucec-Zakotnik, B Ehrenblad, V Duleva, N Lien, S te Velde, RI de Santiago, E Roos, Knut Inge Klepp, P Binard, S Petrova, I Thorsdottir, (2009). PROGREENS - PROMOTION OF FRUIT AND VEGETABLE INTAKE IN SCHOOL CHILDREN ACROSS EUROPE. Annals of Nutrition and Metabolism s. 504-504.
- A.J. Flisher, Knut Inge Klepp, (2009). School-based HIV/AIDS prevention in Sub-Saharan Africa. Scandinavian Journal of Public Health s. 4-6. doi: 10.1177/1403494809105409