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Table 2 Analysis of two year effectiveness of the rehabilitation program (T1 = start of the study, T4 = end of the study); only variables with a statistically significant effect (p < 0.05) after two years are reported in the table

From: Chronic low back pain among French healthcare workers and prognostic factors of return to work (RTW): a non-randomized controlled trial

Variables N T1 T4 T4 - T1 p-value
Clinical factors
 Fingertip-floor distance [cm, mean (SD)] 64 21.96 (18,12) 13.88 (13,36) - 8.09 (17,40) <0.0001
Psychosocial factors
 FABQ activity [mean (SD)] 54 15.85 (7,11) 13.35 (7,20) −2.50 (7,60) 0.0191
 FABQ work [mean (SD)] 54 27.24 (12,46) 23.57 (12,02) −3.67 (11,46) 0.0225
 QUEBEC [mean (SD)] 55 38.05 (20,24) 31.56 (21,44) −6.49 (18,03) 0.0100
 DALLAS work and leisure [mean (SD)] 60 57.00 (26,62) 48.95 (28,41) −8.05 (26,74) 0.0231
 DALLAS daily activities [mean (SD)] 60 58.13 (28,48) 48.98 (25,99) −9.15 (22,62) 0.0027