Table 6 Descriptive analysis of key clinical outcomes for those with data at both baseline and follow-up (n = 91)
Key outcomes | Baseline | 8 weeks follow-up | Difference in mean score (or %) from baseline (baseline–8 weeks score) (95% CI) | ||||||
|---|---|---|---|---|---|---|---|---|---|
Treatment arms | Treatment arms | Â | |||||||
SC | SC+TA | SC+NPA | SC | SC+TA | SC+NPA | SC (n = 32) | SC+TA (n = 32) | SC+NPA (n = 27) | |
ODI score (0–100), mean (SD) | 34.1 (11.4) | 29.1 (10.9) | 33.9 (13.6) | 32.2 (18.8) | 21.3 (17.7) | 26.2 (14.4) | 1.9 (−5.1, 8.8) | 7.8 (1.6, 14.0) | 7.7 (2.9, 12.5) |
PGQ (0–100), mean (SD) | |||||||||
 Total | 57.3 (16.0) | 45.9 (16.5) | 51.9 (17.6) | 52.2 (28.4) | 31.9 (21.8) | 40.3 (21.8) | 5.1 (−5.1, 15.2) | 14.0 (6.9, 21.2) | 11.6 (5.2, 18.0) |
 Activity subscale | 55.6 (16.9) | 44.1 (17.6) | 50.2 (18.9) | 51.5 (29.4) | 31.3 (22.1) | 40.0 (23.4) | 4.1 (−6.4, 14.6) | 12.8 (5.4, 20.3) | 10.1 (3.5, 16.8) |
 Symptom subscale | 63.0 (16.8) | 52.6 (16.4) | 58.0 (19.6) | 54.4 (26.5) | 33.8 (22.4) | 40.2 (20.2) | 8.6 (−1.9, 19.0) | 18.8 (11.1, 26.5) | 17.8 (9.7, 25.8) |
Pain indexa | 4.4 (1.6) | 4.3 (1.5) | 4.2 (1.9) | 4.2 (2.2) | 2.4 (2.2) | 2.2 (1.5) | 0.2 (−0.8, 1.2) | 1.8 (1.1, 2.5) | 2.1 (1.4, 2.9) |
Pain intensity before going to bed: 0–10 NRS, mean (SD) | 6.5 (2.1) | 6.5 (2.1) | 6.7 (2.2) | 6.5 (2.8) | 3.7 (2.8) | 3.5 (2.3) | 0.04 (−1.5, 1.6) | 2.7 (1.4, 4.0) | 3.2 (1.8, 4.5) |
Woken up most/every night by LBP, n (%)c | 9 (37.5) | 6 (22.2) | 7 (31.8) | 9 (37.5) | 4 (14.8) | 1 (4.6) | 0.0 (−27.4, 27.4) | 7.4 (−13.2, 28.0) | 27.3 (6.0, 48.6) |
SF12-PCS, mean (SD) | 36.2 (8.5) | 38.7 (7.5) | 37.6 (9.6) | 36.5 (10.6) | 41.4 (11.5) | 43.3 (9.5) | −0.3 (−5.5, 4.9) | −2.8 (−6.2, 0.6) | −5.7 (−10.7, −0.7) |
SF12-MCSb, mean (SD) | 49.1 (8.8) | 47.7 (12.7) | 51.4 (10.3) | 49.1 (8.1) | 48.4 (13.8) | 50.2 (12.3) | 0.03 (−4.1, 4.1) | −0.2 (−4.2, 3.9) | 1.2 (−5.3, 7.7) |