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Table 4 Comparison of changes in low back pain disability scores and selected psychosocial outcome variables between participants in GAG and GAMWG at weeks 4, 8 and 12 of the study

From: Graded activity with and without daily-monitored-walking in patients with type 2 diabetes with low back pain: secondary analysis of a randomized-clinical trial

Variable Time Frame GAMWG (n = 25)
Median (IQR)
GAG (n = 26)
Median (IQR)
U-value r P-value
LBP disability Weeks 0–4 −2.0 (1.5) −2.0 (1.0) 284.0 0.01 0.42
Weeks 4–8 −2.0 (2.5) 0.01 (2.0) 157.5 0.20 0.00*
Weeks 8–12 − 2.0 (1.5) −1.50 (1.0) 315.0 0.001 0.85
Pain self-efficacy Weeks 0–4 3.0 (5.0) 1.0 (2.0) 203.0 0.1 0.02*
Weeks 4–8 2.0 (2.0) 1.50 (1.5) 252.5 0.04 0.16
Weeks 8–12 6.0 (5.0) 4.0 (2.3) 237.0 0.05 0.10
Fear avoidance beliefs Weeks 0–4 −2.0 (5.0) 0.01 (2.0) 210.0 0.10 0.02*
Weeks 4–8 −9.0 (4.0) −7.0 (5.0) 251.0 0.04 0.16
Weeks 8–12 −5.0 (4.0) −5.50 (5.3) 310.0 0.02 0.78
Back pain beliefs Weeks 0–4 2.0 (1.0) 1.0 (3.0) 283.0 0.01 0.42
  Weeks 4–8 2.0 (3.0) 1.0 (3.3) 246.5 0.04 0.13
Weeks 8–12 3.0 (2.0) 3.0 (2.0) 299.0 0.005 0.62
  1. GAG-Graded activity group; GAMWG-Graded activity with daily monitored walking group; r-Effect size; IQR-Inter-quartile range; *- Indicates significance at α = 0.05