From: Effect of the smartphone application on caesarean section in women with overweight and obesity: a randomized controlled trial in China
stratification
group
cesarean section (%)
P value
overweight
control (n = 36)
20 (55.6)
0.04
intervention (n = 43)
14 (32.6)
obesity
control (n = 97)
67 (69.1)
0.381
intervention (n = 92)
58 (63.0)