Characteristics of ongoing studies [ordered by study ID]
|Trial name or title|
|Methods||Randomised controlled trial.|
18-40 year old women.
English or Spanish speaking.
GDM in last pregnancy.
1-5 years since last pregnancy.
Planning to have a baby but willing to use birth control during a 3-month weight loss program.
3 or more miscarriages.
History of infertility.
Type 1 or type 2 diabetes mellitus.
Any weight loss since last pregnancy (based on last pre-pregnancy weight).
History of major psychiatric illness, drug abuse, or unsafe dieting practices.
History of bariatric surgery, major medical conditions that prohibit physical activity or dietary intervention.
|Interventions||Women are randomised to receive 1 of 2 interventions: weight loss and exercise intervention or lifestyle education.|
Weight loss and exercise intervention
Participants attend sessions focused on healthy weight loss, healthy eating and exercise.
Weekly sessions for 12 weeks followed by monthly group meetings until conception.
Aim for loss of 7% of body weight and increased physical activity to 2.5 hours per week.
Education focusing on learning about healthy eating and healthy activity, stress reduction techniques, ways of increasing activity.
Once a month for 3 months, then once a month until conception.
|Outcomes||Primary outcome: GDM not present in pregnancy.|
|Starting date||June 2009 (estimated completion August 2013).|
|Contact information||Suzanne Phelan, Associate Professor, California Polytechnic State University-San Luis Obispo.|