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. 2011 Mar;15(3):313–319. doi: 10.1016/j.ejpain.2010.07.008

Table 2.

Relative risks (RR) for the association between baseline risk factors and outcome at 12-months (n = 389).

Risk factor Unadjusted Adjusted
RR (95% CI) RR (95% CI)

Gender (F) 1.03 (0.64, 1.66)
Age group (older) 1.02 (0.63, 1.65)
Less education 2.04 (1.23, 3.38) 1.20 (0.71, 2.04)
Not being in employment 9.38 (4.92, 17.87) 4.15 (2.03, 8.51)
Dissatisfaction with work status 3.89 (2.27, 6.65) 1.77 (0.99, 3.17)
Work absence 5.57 (3.39, 9.14) 2.40 (1.40, 4.10)
Previous history 1.01 (0.50, 2.03)
Long duration 2.39 (1.46, 3.90) 1.66 (1.01, 2.74)
High functional disability 6.51 (3.80, 11.14) 2.81 (1.42, 5.57)
High pain intensity 10.18 (4.66, 22.24) 4.13 (1.73, 9.88)
Leg pain 3.00 (1.53, 5.86) 1.34 (0.67, 2.68)
Distal leg pain 1.77 (1.10, 2.84) 0.99 (0.61, 1.62)
Upper body pain 3.78 (1.64, 8.74) 2.17 (0.93, 5.05)
Bothersomeness 6.05 (3.00, 12.18) 2.11 (0.92, 4.82)
Anxiety 4.56 (2.71, 7.67) 1.84 (1.05, 3.25)
Depression 3.97 (2.47, 6.39) 1.53 (0.90, 2.61)
Fear-avoidance 2.14 (1.32, 3.46) 1.08 (0.66, 1.78)
Catastrophising 4.94 (3.01, 8.11) 1.46 (0.83, 2.54)
Poor self-rated health 5.61 (3.17, 9.95) 2.46 (1.35, 4.51)
Low vitality 2.88 (1.79, 4.61) 1.05 (0.63, 1.76)