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. Author manuscript; available in PMC: 2012 Oct 22.
Published in final edited form as: JAMA. 2009 Oct 21;302(15):1651–1657. doi: 10.1001/jama.2009.1487

Table 2.

Primary/Secondary and Adherence Outcome Comparisons at Baseline (B) and 10-Week Post FU (P)

Measure Group Assignment
P-value
Placebo (n=60) Omega3 (n=62)

Primary
 BDI-II
  Pre 29.0 ± 9.2 28.1 ± 8.7 .59
  Post 15.0 ± 9.7 15.9 ± 10.2 .64
 HAM-D-17
  Pre 19.2 ± 5.1 21.2 ± 5.6 .04
  Post 9.1 ± 6.7 9.7 ± 6.5 .61
Secondary
 BAI
  Pre 15.2 ± 9.9 16.1 ± 8.8 .59
  Post 11.0 ± 10.1 10.9 ± 9.2 .96
Mean treatment adherence (% days pill removed)
 Omega-3/Placebo 97.3 ± 3.1 97.4 ± 4.3 .97
 Sertraline 98.5 ± 2.6 98.6 ± 3.1 .88
Omega-Index (% EPA + DHA in RBC)
 Pre (n=121) 4.6 ± 1.4 4.6 ± 1.5 .95
 Post (n=114) 4.6 ± 1.2 (n=55) 7.6 ± 1.8 (n=59) <.0001

Continuous outcomes are reported as mean ± SD.

Keywords: BDI-II = Beck Depression Inventory II; HAM-D-17 = Hamilton Rating Scale for Depression; BAI = Beck Anxiety Inventory; EPA = eicosapentaenoic acid; DHA = docosahexaenoic acid; RBC = red blood cells