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Table 6 Results of analyses for publication bias

From: Psychosocial areas of worklife and chronic low back pain: a systematic review and meta-analysis

Psychosocial factors =k Trim & fill (Duval & Tweedie) Egger test
k(t) OR(t) 95% CI b 95% CI
LL UL LL UL
Workload 14 1 1.31 1.16 1.46 0.13 −1.15 1.42
Job Control
 Combined 13 2 0.79 0.68 0.91 0.68 −2.58 3.93
 Decision Authority 8 1 0.70 0.58 0.84 −0.52 −5.13 4.08
 Skill Discretion 7 2 0.77 0.64 0.93 0.85 −5.25 6.95
Social Support
 Combined 12 4 0.85 0.72 1.01 −1.32 −3.77 1.12
 Colleague 7 1 0.79 0.62 0.99 −1.84 −6.13 2.45
 Supervisor 8 0 0.78 0.70 0.86 0.52 −2.49 3.54
  1. k Number of included studies, k(t) Number of trimmed studies, OR(t) Estimated OR after including trimmed studies, CI Confidence interval, LL Lower limit, UL Upper limit, b Regression intercept