Table 2.
Scores at Baseline, Posttreatment, and 12-Month Follow-up for Outcome and Potential Mediator Variables, Split by Treating Health Care Professional.a
| Variable | Baseline Score (n = 216) | Posttreatment Score (n = 216) | 12-mo Follow-up Score (n = 216) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Physical therapist | General Practitioner | Physical therapist | General Practitioner | Physical therapist | General Practitioner | |||||||
| Treatment (n = 66) | Control (n = 81) | Treatment (n = 44) | Control (n = 25) | Treatment (n = 66) | Control (n = 81) | Treatment (n = 44) | Control (n = 25) | Treatment (n = 66) | Control (n = 81) | Treatment (n = 44) | Control (n = 25) | |
| Outcome | ||||||||||||
| Disability (RMDQ) | 8.38 (3.68) | 9.49 (3.71) | 9.98 (4.09) | 10.20 (5.11) | 4.09 (3.32) | 5.04 (4.58) | 5.93 (4.64) | 6.84 (4.44) | 3.30 (3.44) | 2.91 (2.90) | 5.57 (4.61) | 4.16 (4.19) |
| Potential mediators | ||||||||||||
| Pain catastrophizing | 17.08 (8.67) | 13.56 (8.48) | 19.32 (9.45) | 16.92 (9.16) | 9.92 (7.27) | 10.86 (8.28) | 14.20 (9.44) | 13.04 (9.77) | 9.70 (8.43) | 9.58 (8.30) | 14.18 (9.29) | 13.52 (9.55) |
| Illness perceptions | 42.71 (9.67) | 39.49 (9.87) | 47.18 (10.78) | 43.48 (6.32) | 30.86 (12.76) | 33.09 (12.76) | 37.25 (15.31) | 37.92 (11.03) | 29.61 (12.13) | 29.89 (14.57) | 36.59 (16.76) | 33.56 (12.22) |
| Back pain myths (no. correct) | 4.42 (2.02) | 4.11 (2.15) | 3.64 (1.70) | 2.84 (1.40) | 5.14 (2.47) | 4.37 (2.22) | 3.98 (1.91) | 2.68 (1.35) | 4.58 (2.03) | 4.17 (2.16) | 4.36 (2.05) | 2.96 (1.74) |
| Potential confounders | ||||||||||||
| Pain durationb | ||||||||||||
| Acute | 34 (51.5) | 32 (39.5) | 26 (59.1) | 14 (56) | ||||||||
| Subacute | 16 (24.2) | 16 (19.5) | 5 (11.4) | 7 (28.0) | ||||||||
| Chronic | 16 (24.2) | 33 (40.7) | 13 (29.5) | 4 (16.0) | ||||||||
| Pain intensity | 5.03 (1.77) | 5.38 (1.62) | 5.52 (2.30) | 5.76 (2.07) | 3.00 (1.99) | 3.21 (2.26) | 3.52 (2.46) | 2.96 (1.81) | 2.58 (1.99) | 2.56 (1.90) | 3.95 (2.73) | 3.80 (2.55) |
aValues are reported as mean (SD) unless otherwise indicated.
bReported as number (percentage) of participants.