N Intervention group Control group Mean diff. 95% CI P value
Primary outcome
WHO-5 mean 29–34 gw* 270 60.5 58.5 2.0 –1.3 to 5.2 0.2a
Secondary outcomes
WHO-5 mean 8 weeks pp** 183 60.2 54.7 5.5 1.0 to 10.1 0.04a
STAI mean 29–34 gw* 270 37.4 37.3 0.04 –1.9 to 2.0 0.9a
STAI mean 8 weeks pp** 182 35.4 36.7 –1.3 –3.8 to 1.2 0.3a
GHQ-12 mean 29–34 gw* 270 10.6 11.1 –0.6 –1.7 to 0.6 0.3a
GHQ-12 mean 8 weeks pp** 185 10 11.7 –1.7 –3.5 to 0 0.05a
EPDS ≥11†, n (%) 29–34 gw* (..) 23.0 29.0 (..) (..) 0.32b
EPDS ≥11†, n (%) 8 weeks pp** (..) 36.0 16.0 (..) (..) 0.15b