Clinical population | Sample 1 CAMEO RCT (N1 = 153) | Sample 2 SPACE RCT (N2 = 240) | Sample 3 SSM RCT (N3 = 258) |
---|---|---|---|
Chronic low back pain | Chronic musculoskeletal pain | Stroke survivors | |
Recruitment setting | Primary care | Primary care | Neurology |
Age, mean (SD) | 58.1 (9.3) | 58.3 (13.7) | 61.7 (10.8) |
Male, n (%) | 140 (91.5) | 208 (86.7) | 209 (81.0) |
Race, n (%) | Â | Â | Â |
 White | 111 (72.5) | 207 (86.2) | 166 (64.3) |
 Black | 37 (24.2) | 18 (7.5) | 78 (30.2) |
 Other | 5 (3.3) | 15 (6.3) | 14 (5.4) |
Education, n (%) | Â | Â | Â |
 Less than high school | 8 (5.2) | 6 (2.5) | 31 (12.2) |
 High school | 49 (32.0) | 71 (29.6) | 85 (33.3) |
 Technical school or some college | 74 (48.4) | 103 (42.9) | 80 (31.4) |
 College degree or greater | 22 (14.4) | 60 (25.0) | 59 (23.1) |
Marital status, n (%) | Â | Â | Â |
 Married | 81 (52.9) | 135 (56.5) | 135 (52.5) |
 Divorced | 43 (28.1) | 60 (25.1) | 68 (26.5) |
 Other | 29 (19.0) | 44 (18.4) | 54 (21.0) |
PROMIS T-scores, mean (SD) | Â | Â | Â |
 Depression 4-item | 53.5 (9.9) | 50.3 (9.1) | 51.3 (9.2) |
 Depression 6-item | 53.2 (10.3) | 49.9 (9.5) | 50.5 (10.0) |
 Depression 8-item | 53.0 (10.2) | 49.6 (9.5) | 50.3 (9.9) |
 Depression short-form | 53.0 (10.3) | 49.7 (9.7) | 50.0 (10.3) |
PHQ-9 depression score, mean (SD) | 11.1 (6.2) | 6.2 (5.0) | 7.7 (6.2) |
Cross-sectional Global Ratings of Depression (0–4), mean (SD) | 2.5 (1.0) | 2.0 (0.9) | 1.9 (1.0) |
DSM-V depressive disorder, n (%) | Â | Â | Â |
 Major depression | 68 (44.4) | 36 (15.0) | 66 (25.6) |
 Minor depression | 21 (13.7) | 23 (9.6) | 21 (8.1) |
Disability days in the past 4Â weeks, mean (SD) | 16.3 (8.6) | 10.3 (9.0) | 5.1 (7.7) |