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Table 2 Depression Outcomes in SIF-CoCM AI/AN samples

From: Implementing collaborative care to reduce depression for rural native American/Alaska native people

 AI/AN (N = 345)White (N = 1473)Other (N = 175)Total (N = 1993)p-valueǂ1vs22vs31vs3
Baseline PHQ-9 (mean, std., n = 1993)13.9 (6.2)15.8 (6.1)16.0 (5.6)15.5 (6.1)<  0.001*** ***
Last PHQ-9 (mean, std., n = 1993)10.0 (6.6)11.4 (7.1)12.0 (7.3)11.2 (7.1)<  0.001*** ***
aPHQ-Remission (n = 1993)87 (25.2%)311 (21.1%)38 (21.7%)436 (21.9%)0.252   
bPHQ-Response (n = 1993)182 (52.8%)660 (44.8%)71 (40.6%)913 (45.8%)0.010*** ***
Suicidal Ideation at Baseline (n = 1501)106 (31.5%)434 (41.7%)56 (45.5%)596 (39.7%)0.002*** ***
Suicidal Ideation at Last PHQ-9 (n = 1509)70 (22.7%)288 (26.3%)31 (29.8%)389 (25.8%)0.272   
  1. *** Significant at 0.05 level using Tukey method
  2. ǂ p-values excludes unknowns/missing in calculation
  3. aPHQ-Remission: Last PHQ-9 < 5
  4. bPHQ-Response: (50% decrease or PHQ-9 < 10 at last follow-up)