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Table 3 Change in BDI-II scores after intervention

From: Effect of fish oil omega-3 fatty acids on reduction of depressive symptoms among HIV-seropositive pregnant women: a randomized, double-blind controlled trial

Intervention period Intervention group Change in BDI-II scores (Mean (SD, 95% CI) Difference between groups in change in BDI-II scores (Mean (SE, 95% CI) Statistical test
t df p
After 4 weeks Fish oil (N = 92) − 10.8 (− 12.3 to − 9.3) 0.7 (1.0, − 1.3 to 2.7) 0.69 188 0.49
Soybean oil (N = 98) − 11.5 (− 12.3 to − 10.2)
After 8 weeks Fish oil (N = 86) − 13.3 (− 14.9 to − 12.0) 0.6 (1.0, − 1.5 to 2.6) 0.55 180 0.58
Soybean oil (N = 96) − 13.9 (− 15.3 to − 12.6)
  1. SD standard deviation