Table 2 Weekly working hours during the first trimester of pregnancy by any pregnancy complications
From: Long working hours and pregnancy complications: women physicians survey in Japan
Variables | Weekly working hours at pregnancy | Pa | ||
|---|---|---|---|---|
Mean (SD) | ||||
Any pregnancy complications | ||||
Overall | 58 (23) hrs | <.0001 | ||
Threatened abortion | 63 (22) hrs | <.0001 | ||
Preterm birth | 62 (25) hrs | 0.0003 | ||
No complication | 50 (21) hrs | Referenceb | ||