Table 3 BDI-II-Persian score and depression status of the participants at the baseline and 8th week (n = 80)
|  |  | Diet (n = 40) | Diet + Kefir (n = 40) | P-value |
|---|---|---|---|---|
Depression score Mean ± SD | Baseline | 17.52 ± 10.41 | 15.35 ± 10.44 | 0.35* |
8th week | 16.15 ± 9.63 | 13.05 ± 9.30 | 0.14* | |
P-value | 0.10# | 0.02# | Â | |
Mean differences | − 1.37 ± 5.22 | − 2.30 ± 6.16 | 0.59†| |
Depression Status | Â | Â | Â | Â |
Baseline N (%) | No or minimal | 13 (32.5) | 14 (35.0) | 0.33‡ |
Mild | 7 (17.5) | 12 (30.0) | ||
Moderate | 16 (40.0) | 9 (22.5) | ||
Severe | 4 (10.0) | 5 (12.5) | ||
8th week N (%) | No or minimal | 13 (32.5) | 18 (45.0) | 0.71‡ |
Mild | 10 (25.0) | 8 (20.0) | ||
Moderate | 14 (35.0) | 12 (30.0) | ||
Severe | 3 (7.5) | 2 (5.0) |