Table 1 Course of pain and bio-psycho-social impairment over 12 months after start of chiropractic treatment
|  | Baseline (SD) | 1 week (SD) | 1 month (SD) | 3 months (SD) | 6 months (SD) | 12 months (SD) |
|---|---|---|---|---|---|---|
Present pain (NRS) | 5.43 (2.37) | 5.14 (2.46) | 4.42 (2.81) | 4.52 (2.99) | 4.09 (2.89) | 4.05 (2.87) |
BQ total score | 39.80 (15.16) | 34.91 (14.96) | 28.62 (17.96) | 27.92 (18.34) | 27.96 (18.28) | 29.00 (17.90) |
BQ 1: average pain over last week | 6.30 (2.06) | 5.70 (2.07) | 4.83 (2.51) | 4.80 (2.93) | 4.51 (2.75) | 4.48 (2.70) |
BQ 2: interference with daily activities | 5.71 (2.58) | 4.97 (2.53) | 3.82 (2.90) | 3.85 (2.91) | 4.07 (3.00) | 4.21 (3.02) |
BQ 3: interference with recreational, social, and family activities | 5.31 (3.24) | 4.64 (3.03) | 4.48 (3.16) | 4.18 (3.19) | 3.97 (3.22) | 4.14 (3.20) |
BQ 4: anxiety | 5.60 (3.08) | 4.81 (2.61) | 3.80 (2.99) | 4.02 (2.78) | 4.32 (3.07) | 4.60 (2.90) |
BQ 5: depression | 5.08 (3.59) | 4.10 (3.08) | 3.60 (3.18) | 3.34 (3.11) | 3.33 (2.96) | 3.90 (3.02) |
BQ 6: fear avoidance beliefs | 6.08 (2.88) | 4.99 (3.10) | 4.31 (3.16) | 4.27 (3.11) | 4.35 (3.27) | 4.28 (3.32) |
BQ 7: locus of control | 5.75 (2.70) | 5.16 (2.96) | 4.10 (2.99) | 3.39 (2.68) | 3.55 (2.76) | 3.93 (2.87) |