Table 2 Mean depression score according to the quick inventory of depressive symptomatology (QIDS)
From: Treating winter depressive episodes in bipolar disorder: an open trial of light therapy
Number | Mean | Standard deviation | Minimum score | Maximum score | |
|---|---|---|---|---|---|
Day 0 | 67 | 13.18 | 4.41 | 6 | 24 |
Day 7 | 64 | 9.31 | 4.87 | 0 | 20 |
Day 14 | 47 | 8.55 | 5.24 | 1 | 24 |
Day 21 | 22 | 9.68 | 5.91 | 3 | 23 |
2 weeks follow-up | 37 | 5.97 | 4.82 | 0 | 20 |