Goldstein, R. F. et al. Gestational weight gain across continents and ethnicity: Systematic review and meta-analysis of maternal and infant outcomes in more than one million women. BMC Med. 16, 153 (2018).
Henriksson, P. et al. Body mass index and gestational weight gain in migrant women by birth regions compared with Swedish-born women: A registry linkage study of 0.5 million pregnancies. PLoS ONE 15, e0241319 (2020).
Goldstein, R. F. et al. Association of gestational weight gain with maternal and infant outcomes: A systematic review and meta-analysis. JAMA 317, 2207–2225 (2017).
LifeCycle Project-Maternal Obesity and Childhood Outcomes Study Group. et al. Association of gestational weight gain with adverse maternal and infant outcomes. JAMA. 321, 1702–1715 (2019).
Muktabhant, B., Lawrie, T. A., Lumbiganon, P. & Laopaiboon, M. Diet or exercise, or both, for preventing excessive weight gain in pregnancy. Cochrane Database Syst. Rev. 6, CD007145 (2015).
Shieh, C., Cullen, D. L., Pike, C. & Pressler, S. J. Intervention strategies for preventing excessive gestational weight gain: Systematic review and meta-analysis. Obes Rev. 19, 1093–1109 (2018).
Rhodes, A., Smith, A. D., Chadwick, P., Croker, H. & Llewellyn, C. H. Exclusively digital health interventions targeting diet, physical activity, and weight gain in pregnant women: Systematic review and meta-analysis. JMIR Mhealth Uhealth. 8, e18255 (2020).
Redman, L. M. et al. Effectiveness of SmartMoms, a novel eHealth intervention for management of gestational weight gain: Randomized controlled pilot trial. JMIR Mhealth Uhealth. 5, e133 (2017).
Sandborg, J. et al. Effectiveness of a smartphone app to promote healthy weight gain, diet, and physical activity during pregnancy (HealthyMoms): Randomized controlled trial. JMIR Mhealth Uhealth. 9, e26091 (2021).
Willcox, J. C. et al. A mobile health intervention promoting healthy gestational weight gain for women entering pregnancy at a high body mass index: The txt4two pilot randomised controlled trial. BJOG 124, 1718–1728 (2017).
Perski, O., Blandford, A., West, R. & Michie, S. Conceptualising engagement with digital behaviour change interventions: A systematic review using principles from critical interpretive synthesis. Transl Behav Med. 7, 254–267 (2017).
Spaulding, E. M., Marvel, F. A., Piasecki, R. J., Martin, S. S. & Allen, J. K. User engagement with smartphone apps and cardiovascular disease risk factor outcomes: Systematic review. JMIR Cardio 5, e18834 (2021).
Henriksson, P. et al. A smartphone app to promote healthy weight gain, diet, and physical activity during pregnancy (HealthyMoms): Protocol for a randomized controlled trial. JMIR Res. Protoc. 8, e13011 (2019).
Institute of Medicine (US) and National Research Council (US) Committee to Reexamine IOM Pregnancy Weight Guidelines, In: (eds. Rasmussen, K. M. & Yaktine, A. L.) (National Academies Press, 2009).
Moraeus, L. et al. Riksmaten Adolescents 2016–17: A national dietary survey in Sweden – design, methods, and participation. Food Nutr. Res. 62 (2018).
Moraeus, L., Lindroos, A. K., Warensjo Lemming, E. & Mattisson, I. Diet diversity score and healthy eating index in relation to diet quality and socio-demographic factors: Results from a cross-sectional national dietary survey of Swedish adolescents. Public Health Nutr. 23, 1754–1765 (2020).
Hildebrand, M., Van Hees, V. T., Hansen, B. H. & Ekelund, U. Age group comparability of raw accelerometer output from wrist- and hip-worn monitors. Med. Sci. Sports Exerc. 46, 1816–1824 (2014).
R [Software]. URL: http://www.R-project.org/. Accessed 04 July 2022.
Migueles, J. H., Rowlands, A., Huber, F., Sabia, S. & van Hees, V. GGIR: A research community-driven open source R package for generating physical activity and sleep outcomes from multi-day raw accelerometer data. J. Meas. Phys. Behav. 2(3), 188–196 (2019).
Williams, G. C. & Deci, E. L. Internalization of biopsychosocial values by medical students: A test of self-determination theory. J. Pers. Soc. Psychol. 70, 767–779 (1996).
Williams, G. C., Freedman, Z. R. & Deci, E. L. Supporting autonomy to motivate patients with diabetes for glucose control. Diabetes Care 21, 1644–1651 (1998).
Kleinbaum, D. G., Kupper, L. L., Nizam, A. & Muller, K. E. Applied Regression Analysis and Other Multivariable Methods (Thomson, 2008).
Choi, J., Lee, J. H., Vittinghoff, E. & Fukuoka, Y. mHealth physical activity intervention: A randomized pilot study in physically inactive pregnant women. Matern. Child Health J. 20, 1091–1101 (2016).
Li, L. J., Aris, I. M., Han, W. M. & Tan, K. H. A promising food-coaching intervention program to achieve optimal gestational weight gain in overweight and obese pregnant women: Pilot randomized controlled trial of a smartphone app. JMIR Form Res. 3, e13013 (2019).
Graham, M. L., Strawderman, M. S., Demment, M. & Olson, C. M. Does USAGE of an eHealth intervention reduce the risk of excessive gestational weight gain? Secondary analysis from a randomized controlled trial. J. Med. Internet Res. 19, e6 (2017).
Kennedy, R. A. K. et al. A web-based dietary intervention in early pregnancy and neonatal outcomes: A randomized controlled trial. J. Public Health (Oxf) 41, 371–378 (2019).
Ainscough, K. M. et al. Nutrition, behavior change and physical activity outcomes from the PEARS RCT—An mHealth-supported, lifestyle intervention among pregnant women with overweight and obesity. Front. Endocrinol. 10, 938 (2019).
Dodd, J. M. et al. Evaluation of a smartphone nutrition and physical activity application to provide lifestyle advice to pregnant women: The SNAPP randomised trial. Matern. Child Nutr. 14, e12502 (2018).
Demment, M. M., Graham, M. L. & Olson, C. M. How an online intervention to prevent excessive gestational weight gain is used and by whom: A randomized controlled process evaluation. J. Med. Internet Res. 16, e194 (2014).
Sandborg, J. et al. Participants’ engagement and satisfaction with a smartphone app intended to support healthy weight gain, diet, and physical activity during pregnancy: Qualitative study within the HealthyMoms trial. JMIR Mhealth Uhealth. 9, e26159 (2021).
Samdal, G. B., Eide, G. E., Barth, T., Williams, G. & Meland, E. Effective behaviour change techniques for physical activity and healthy eating in overweight and obese adults; systematic review and meta-regression analyses. Int. J. Behav. Nutr. Phys. Act. 14, 42 (2017).
Soltani, H., Arden, M. A., Duxbury, A. M. & Fair, F. J. An analysis of behaviour change techniques used in a sample of gestational weight management trials. J. Pregnancy 2016, 1085916 (2016).