Ā | Not referred (nā=ā372) | Referred (nā=ā57) | Unadjusteda OR (95% CI) | Adjustedb OR (95% CI) |
---|---|---|---|---|
Block 1 | ||||
āImpaired performance at work or cannot do jobs around the house: Yes*, n (%) | 200 (53.8) | 43 (75.4) | 2.64 (1.40, 4.99) | 2.17 (1.13, 4.17) |
Block 2 | ||||
āIntensity of usual back pain in the last 2āweeks, mean (SD) | 7.0 (2.2) | 7.4 (2.1) | 1.10 (0.96, 1.26) | Ā |
āIntensity of usual leg pain in the last 2āweeks, mean (SD) | 6.7 (2.3) | 8.0 (1.8) | 1.32 (1.14, 1.53) | Ā |
āIntensity of current back pain, mean (SD) | 5.4 (2.7) | 6.3 (2.6) | 1.13 (1.02, 1.27) | Ā |
āIntensity of current leg pain, mean (SD) | 5.5 (2.9) | 6.9 (2.5) | 1.20 (1.07, 1.34) | 1.17 (1.05ā1.31) |
Sciatica Bothersomeness (0ā6): total score, median (IQR) | ||||
āLeg pain | 5 (3, 6) | 6 (4, 6) | 1.58 (1.22, 2.05) | Ā |
āNumbness or tingling in leg, foot or groin (Paraesthesia) | 4 (2, 5) | 5 (3, 6) | 1.25 (1.06, 1.48) | Ā |
āWeakness in leg or foot | 3 (1, 4) | 4 (2, 5) | 1.20 (1.04, 1.38) | Ā |
āBack or leg pain while sitting | 4 (3, 5) | 5 (3, 6) | 1.34 (1.09, 1.65) | Ā |
āSciatica bothersomeness composite score (0ā24): mean (SD) | 14.6 (5.1) | 17.6 (4.5) | 1.13 (1.06, 1.21) | Ā |
Block 3 | ||||
āPain self-efficacy (0ā60), mean (SD) | 34.1 (14.5) | 28.0 (15.0) | 0.97 (0.95, 0.99) | ā |
āIllness perception (identity), median (IQR) | 6 (5, 7) | 6 (5, 7) | 1.23 (0.96, 1.57) | Ā |
Block 4 | ||||
āWhat is worse: Leg pain is worse, n (%) | 206 (55.4) | 35 (61.4) | 1.28 (0.72, 2.27) | Ā |
āTingling/numbness: Yes, n (%) | 241 (64.8) | 40 (70.2) | 1.28 (0.70, 2.34) | Ā |
āCough/sneeze positive: Yes, n (%) | 97 (26.1) | 20 (35.1) | 1.53 (0.85, 2.77) | Ā |
Block 5 | ||||
āAbnormal myotomal strength: Yes, n (%) | 82 (22.0) | 20 (35.1) | 1.91 (1.05, 3.47) | Ā |
Reflex, n (%) | ||||
āNormal | 282 (75.8) | 41 (71.9) | Ā | Ā |
āSlightly reduced | 28 (7.5) | 2 (3.5) | 0.49 (0.11, 2.14) | Ā |
āAbsent | 46 (12.4) | 11 (19.3) | 1.64 (0.79, 3.43) | Ā |
āSignificantly reduced | 16 (4.3) | 3 (5.3) | 1.29 (0.36, 4.62) | Ā |
Sensation (Pin Prick), n (%) | ||||
āNormal | 190 (51.1) | 20 (35.1) | Ā | Ā |
āReduced sensation | 142 (38.2) | 26 (45.6) | 1.74 (0.93, 3.24) | 1.59 (0.84ā3.00) |
āLoss of sensation | 40 (10.8) | 11 (19.3) | 2.61 (1.16, 5.88) | 2.41 (1.05ā5.53) |
āNeural test: any positive: Yes, n (%) | 272 (73.1) | 40 (70.2) | 0.87 (0.47, 1.60) | Ā |