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Table 2 Baseline characteristics and outcome measures of completers and participants lost to 6-month follow-up in the GPR and SE group.

From: Effectiveness of a 'Global Postural Reeducation' program for persistent Low Back Pain: a non-randomized controlled trial

  GPR Group
(n = 50)
SE Group
(n = 50)
  Completers
(n = 42)
Lost to follow-up
(n = 8)
P -value Completers
(n = 36)
Lost to follow-up
(n = 14)
P -value
Age (yr), mean (SD) 44.7 (11.7) 49.6 (14.8) 0.301a 50.3 (12.5) 42.7 (13.7) 0.067a
BMI (kg/m2), mean (SD) 24.3 (3.5) 24.9 (1.4) 0.600a 25.1 (3.4) 25.1 (3.1) 0.999a
Gender, n (%)       
   Female 25 (59.5) 3 (37.5) 0.277b 23 (63.9) 9 (64.3) 0.999b
   Male 17 (40.5) 5 (62.5)   13 (36.1) 5 (35.7)  
Education level, n (%)       
   Below high school diploma 2 (4.8) 1 (12.5) 0.137b 6 (16.7) 4 (28.6) 0.601b
   High school diploma 20 (47.6) 1 (12.5)   17 (47.2) 5 (35.7)  
   University degree or higher 20 (47.6) 6 (75.0)   13 (36.1) 5 (35.7)  
Socio-occupational status, n (%)       
   White-collar workers 36 (85.7) 7 (87.5) 0.999b 23 (63.9) 8 (57.1) 0.659c
   Blue-collar workersd 6 (14.3) 1 (12.5)   13 (36.1) 6 (42.9)  
Previous episodes of LBP in the last year, n (%)       
   None 10 (23.8) 1 (12.5) 0.331b 8 (22.2) 4 (28.6) 0.739b
   1-2 22 (52.4) 6 (75.0)   14 (38.9) 4 (28.6)  
   3-6 8 (19.0) 0 (0.0)   8 (22.2) 2 (14.2)  
   >6 2 (4.8) 1 (12.5)   6 (16.7) 4 (28.6)  
Previous physical therapies, n (%)       
   None 21 (50.0) 6 (75.0) 0.261b 22 (61.1) 7 (50.0) 0.475c
   At least onee 21 (50.0) 2 (25.0)   14 (38.9) 7 (50.0)  
Manual handling (load >10 Kg), n (%)       
   No 37 (88.1) 6 (75.0) 0.310b 26 (72.2) 8 (57.1) 0.330b
   Yes 5 (11.9) 2 (25.0)   10 (27.8) 6 (42.9)  
Smoking status, n (%)       
   Never 21 (50.0) 6 (75.0) 0.587b 15 (41.7) 6 (42.9) 0.999b
   Former 9 (21.4) 1 (12.5)   8 (22.2) 3 (21.4)  
   Current 12 (28.6) 1 (12.5)   13 (36.1) 5 (35.7)  
Outcome measures       
   RMDQ (0-24), mean (SD) 6.4 (5.0) 10.5 (5.9) 0.045a 5.3 (3.9) 7.6 (5.9) 0.103a
   ODI (0-100%), mean (SD) 21.6 (13.9) 27.3 (21.6) 0.343 20.8 (11.6) 25.9 (13.3) 0.187a
   FFT (cm), mean (SD) 15.4 (13.1) 17.6 (9.1) 0.643a 14.5 (12.3) 20.3 (14.0) 0.161a
   VAS (0-100 mm), mean (SD) 60.3 (23.6) 64.4 (26.9) 0.660a 53.8 (22.3) 67.9 (18.1) 0.040a
  1. GPR Group: Global Postural Reeducation Group.
  2. SE Group: Stabilization Exercises Group.
  3. RMDQ: Roland and Morris Disability Questionnaire.
  4. ODI: Oswestry Disability Index.
  5. FFT: Fingertip-to-Floor Test.
  6. VAS: Visual Analogue Scale as measure of low back pain (LBP).
  7. at-test.
  8. bFisher's exact test.
  9. cΧ2 test.
  10. dincluding housewives.
  11. ebetween GPR method and standard physiotherapy.
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