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Table 2 Outcomes at 2, 6 and 12 months compared with baseline

From: An educational approach based on a non-injury model compared with individual symptom-based physical training in chronic LBP. A pragmatic, randomised trial with a one-year follow-up

 

Educational approach

Physical Training

 

n

Median

(IQR)

Mean

(SD)

n

Median

(IQR)

Mean

(SD)

p =

Primary outcomes

       

Pain (0(no pain) - 10)

       

   Baseline

103

6.1 (5-7)

6.1 (1.4)

99

6.5 (5-7)

6.3 (1.5)

 

   2-mths follow-up

94

4.8 (3-6)

4.6 (2.1)

91

4.7 (4-6)

4.9 (2.2)

.7

   6-mths follow-up

87

4.3 (3-6)

4.5 (2.3)

89

5.0 (3-6)

4.8 (2.1)

.7

   12-mths follow-up

86

4.8 (2-6)

4.5 (2.4)

78

5.1 (3-6)

4.8 (2.2)

.8

Time effect

 

p <.001

  

p <.001

  

Activity limitation (Rating Scale) (0(best) -30)

   Baseline

104

14 (10-17)

14.0 (4.7)

98

14 (11-17)

14.1 (4.5)

 

   2-mths follow-up

94

11 (6-16)

11.6 (6.2)

91

13 (9-16)

13.0 (5.8)

.09

   6-mths follow-up

87

11 (6-16)

11.2 (6.4)

87

13 (9-17)

12.7 (5.4)

.12

   12-mths follow-up

86

11 (6-16)

11.0 (6.8)

78

13 (9-17)

13.0 (5.9)

.09

Time effect

 

p <.001

  

p = .17

  

Secondary outcomes

       

FABQ (0-24)

       

   Baseline

104

13 (9-18)

13.0 (6.1)

102

13 (9-18)

13.0 (6.3)

 

   2-mths follow-up

86

10 (6-14)

10.3 (5.9)

88

14 (9-18)

13.3 (6.4)

<.001

   6-mths follow-up

84

11 (6-15)

10.8 (6.2)

86

13 (9-18)

13.3 (6.0)

.007

   12-mths follow-up

84

8.5 (6-15)

10.5 (6.1)

76

13 (8-18)

13.1 (6.5)

.01

Time effect

 

p = .05

  

p = .43

  

BBQ (0-54)

       

   Baseline

105

27 (18-35)

26.6 (10.9)

102

28 (20-33)

27.1 (10.2)

 

   2-mths follow-up

85

23 (14-32)

23.1 (10.6)

88

28 (17-36)

25.7 (13.0)

.17

   6-mths follow-up

83

24 (14-33)

24.3 (12.7)

86

28 (22-38)

28.5 (11.4)

.01

   12-mths follow-up

86

23 (14-34)

23.9 (12.2)

77

28 (20-35)

27.2 (11.8)

.14

Time effect

 

p = .16

  

p = .13

  

Misc. phys. activity (min/week)

       

   Baseline

102

330 (180-570)

483 (525)

102

325 (199-548)

410 (307)

 

   2-mths follow-up

94

415 (180-600)

580 (1114)

91

360 (180-720)

561 (611)

.90

   6-mths follow-up

85

330 (220-585)

546 (851)

87

500 (200-700)

545 (492)

.42

   12-mths follow-up

86

310 (180-600)

419 (366)

78

390 (240-611)

480 (395)

.19

Time effect

 

p = .67

  

p = .08

  
 

Fraction

Fraction

 

Work ability (Yes/No)

       

   Baseline (% with Yes)

73/104

75/102

 

   2-mths follow-up

67/93

71/91

.35

   6-mths follow-up

64/88

68/89

.57

   12-mths follow-up

63/86

60/78

.59

Time effect

p = .97

p = .90

 
  1. The p-values to the right refer to differences in change over time between groups, and the p-values below each variable refer to change over time within each treatment group. Medians are presented due to some skewed distributions.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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