Table 3. Responses to the PHQ-9 Itemsa.
Baseline | 3-Month | 6-Month | ||||
---|---|---|---|---|---|---|
Item | Valid | n (%) | Valid | n (%) | Valid | n (%) |
1. Anhedonia | 191 | 127 | 127 | |||
not at all | 106 (55.5) | 81 (63.8) | 87 (68.5) | |||
several days | 42 (22.0) | 37 (29.1) | 30 (23.6) | |||
more than half the days | 22 (11.5 | 4 (3.1) | 9 (7.1) | |||
nearly every day | 21 (11.0) | 5 (3.9) | 1 (0.8) | |||
2. Depressed mood | 190 | 126 | 126 | |||
not at all | 92 (48.4) | 75 (59.5) | 84 (66.7) | |||
several days | 71 (37.4) | 39 (31.0) | 31 (24.6) | |||
more than half the days | 17 (8.9) | 6 (4.8) | 7 (5.6) | |||
nearly every day | 10 (5.3) | 6 (4.8) | 8 (3.2) | |||
3. Sleep disturbance | 193 | 128 | 128 | |||
not at all | 68 (35.2) | 62 (48.4) | 58 (45.3) | |||
several days | 69 (35.8) | 44 (34.4) | 46 (35.9) | |||
more than half the days | 28 (14.5) | 11 (8.6) | 14 (10.9) | |||
nearly every day | 28 (14.5) | 11 (8.6) | 10 (7.8) | |||
4. Low energy | 193 | 128 | 128 | |||
not at all | 57 (29.5) | 52 (40.6) | 47 (36.7) | |||
several days | 82 (42.5) | 42 (32.8) | 55 (43.0) | |||
more than half the days | 30 (15.5) | 20 (15.6) | 17 (13.3) | |||
nearly every day | 24 (12.4) | 14 (10.9) | 9 (7.0) | |||
5. Eating disturbance | 191 | 126 | 126 | |||
not at all | 89 (46.6) | 75 (59.5) | 75 (59.5) | |||
several days | 55 (28.8) | 28 (22.2) | 32 (25.4) | |||
more than half the days | 27 (14.1) | 18 (14.3) | 13 (10.3) | |||
nearly every day | 20 (10.5) | 5 (4.0) | 6 (4.8) | |||
6. Low self-worth | 191 | 128 | 128 | |||
not at all | 140 (73.3) | 81 (63.3) | 82 (64.1) | |||
several days | 36 (18.8) | 37 (28.9) | 35 (27.3) | |||
more than half the days | 7 (3.7) | 6 (4.7) | 7 (5.5) | |||
nearly every day | 8 (4.2) | 4 (3.1) | 4 (3.1) | |||
7. Trouble concentrating | 187 | 126 | 126 | |||
not at all | 88 (47.1) | 81 (64.3) | 87 (69.0) | |||
several days | 58 (31.0) | 28 (22.2) | 30 (23.8) | |||
more than half the days | 20 (10.7) | 11 (8.7) | 8 (6.3) | |||
nearly every day | 21 (11.2) | 6 (4.8) | 1 (0.8) | |||
8. Psychomotor disturbance | 186 | 125 | 125 | |||
not at all | 140 (75.3) | 102 (81.6) | 107 (85.6) | |||
several days | 27 (14.5) | 16 (12.8) | 13 (10.4) | |||
more than half the days | 11 (5.9) | 4 (3.2) | 5 (4.0) | |||
nearly every day | 8 (4.3) | 3 (2.4) | 0 (0.0) | |||
9. Suicidal ideation | 185 | 123 | 123 | |||
not at all | 183 (98.9) | 113 (91.9) | 113 (91.9) | |||
several days | 2 (1.1) | 8 (6.5) | 8 (6.5) | |||
more than half the days | 0 (0.0) | 1 (0.8) | 2 (1.6) | |||
nearly every day | 0 (0.0) | 1 (0.8) | 0 (0.0) |
Respondents are included for each item and time point for which they provided data used in at least one of the analyses for the current study.