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Nutrition, Behavior Change And Physical Activity Outcomes From The Pears Rct—An Mhealth-Supported, Lifestyle Intervention Among Pregnant Women With Overweight And Obesity, Kate M. Ainscough, Eileen C. O'Brien, Karen L. Lindsay, Maria A. Kenneally, Elizabeth J. O'Sullivan, Orna A. O'Brien, Mary Mccarthy, Giuseppe De Vito, Fionnuala M. Mcauliffe
Nutrition, Behavior Change And Physical Activity Outcomes From The Pears Rct—An Mhealth-Supported, Lifestyle Intervention Among Pregnant Women With Overweight And Obesity, Kate M. Ainscough, Eileen C. O'Brien, Karen L. Lindsay, Maria A. Kenneally, Elizabeth J. O'Sullivan, Orna A. O'Brien, Mary Mccarthy, Giuseppe De Vito, Fionnuala M. Mcauliffe
Articles
Background: Diet quality and physical activity positively impact pregnancy outcomes among women with obesity, but successful lifestyle interventions require intense clinician time. We aimed to investigate the impact of a behavioral-lifestyle intervention (PEARS) supported by a smartphone app among pregnant women with overweight and obesity, on nutrient intake, behavioral stage-of-change and physical activity.
Methods: Pregnant women (BMI 25–39.9 kg/m2, measured, n = 565) were randomized at 15.6 weeks' gestation to the intervention (n = 278), or a control group (n = 287) (ISRCTN29316280). The intervention was grounded in behavior-change theory. Participants received nutrition (low glycaemic index and healthy …