Table 2

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

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


GPR Group: Global Postural Reeducation Group.

SE Group: Stabilization Exercises Group.

RMDQ: Roland and Morris Disability Questionnaire.

ODI: Oswestry Disability Index.

FFT: Fingertip-to-Floor Test.

VAS: Visual Analogue Scale as measure of low back pain (LBP).

at-test.

bFisher's exact test.

cΧ2 test.

dincluding housewives.

ebetween GPR method and standard physiotherapy.

Bonetti et al. BMC Musculoskeletal Disorders 2010 11:285   doi:10.1186/1471-2474-11-285

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