Table 2.

Pregnancy Outcome According to Treatment Assignment

Outcome	Omega-3 (n=434)	Placebo (n=418)	Relative Risk (95% CI)
Delivery before 37 wk of gestation	164 (37.8)	174 (41.6)	0.91 (0.77–1.07)
Spontaneous	143 (32.9)	149 (35.6)	0.92 (0.77–1.11)
Medically indicated	21 (4.8)	25 (6.0)	0.81 (0.46–1.42)
Delivery before 35 wk of gestation	82 (18.9)	83 (19.9)	0.95 (0.72–1.25)
Delivery before 32 wk of gestation	43 (9.9)	45 (10.8)	0.92 (0.62–1.37)
Delivery after 40 wk of gestation	11 (2.5)	8 (1.9)	1.32 (0.54–3.25)
Pregnancy loss or neonatal death	16 (3.7)	17 (4.1)	0.90 (0.46–1.77)
Cestational age at delivery (wk)*	37.7 (36.0–39.0)	37.4 (35.7–38.7)

CI, confidence interval.

Data are n (%) or median (interquartile range) unless otherwise specified.

^*P=.26.