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Table 4 Difference between the groups at the 6- and 12-month follow-ups in relation to baseline, adjusted for age, perceived health, multisite pain, blood pressure, current use of medication, fitness, and civil status

From: Neuromuscular exercise reduces low back pain intensity and improves physical functioning in nursing duties among female healthcare workers; secondary analysis of a randomised controlled trial

  

Difference in relation to baseline

  

Baseline

6 months

12 months

  

Pilates-type NME n = 110

Controls n = 109

M

Pilates-type NME n = 88

Controls n = 88

M

Pilates-type NME n = 79

Controls n = 78

M

p-value

p-value, adjusted

%

Mean (SD)

%

Mean (SD)

 

%

Mean (SD)

%

Mean (SD)

 

%

Mean (SD)

%

Mean (SD)

   

VAS (0–100)

 

36.3 (21.9)

 

36.1 (24.0)

1

 

−10.7 (24.0)

 

−6.6 (26.1)

14

 

−11.3 (21.8)

 

−6.1 (28.1)

8

0.076

0.047

Pain interfering with work (0–100)

 

61.5 (18.7)

 

64.4 (19.3)

8

 

11.0 (18.0)

 

2.6 (19.3)

14

 

7.2 (18.1)

 

1.3 (25.5)

9

0.035

0.046

MCI (0–4)

 

1.1 (1.0)

 

1.1 (1.0)

–

 

−0.5 (1.0)

 

−0.3 (1.0)

–

 

−0.5 (1.0)

 

−0.2 (1.1)

–

0.036

0.042

Fitness components:

 6MWT (metres)

 

614 (50.8)

 

620 (48.8)

1

 

21.5 (35.4)

 

8.9 (34.4)

2

 

22.7 (32.5)

 

13.7 (36.4)

6

0.075

0.273

 Modif. push-ups

 

9.1 (3.4)

 

9.0 (2.8)

6

 

1.7 (2.0)

 

1.6 (1.9)

10

 

2.4 (2.6)

 

2.5 (2.2)

13

0.862

0.979

 Sit-ups; % reaching 20 repetitions max.

62

 

75

 

1

74

 

76

 

1

77

 

77

 

2

0.016

0.033

 One leg squats (0–12)

 

9.4 (2.7)

 

9.5 (2.4)

4

 

0.4 (1.5)

 

0.6 (1.4)

10

 

0.3 (1.7)

 

0.5 (1.3)

20

0.631

0.420

Work-related factors:

 Work-induced lumbar exertion

    

3

    

16

    

10

0.086

0.138

  little

27

 

32

  

51

 

44

  

48

 

36

    

  moderate to high

73

 

68

  

49

 

56

  

52

 

64

    

 Physical functioning in nursing tasks (0–80)

 

6.1 (4.9)

 

6.6 (5.2)

11

 

−0.9 (4.4)

 

0.3 (4.9)

26

 

−0.3 (4.8)

 

−0.6 (4.7)

27

0.007

0.061

 Tiredness and recovery (4–18)

 

10.4 (3.4)

 

10.0 (3.2)

1

 

− 0.7 (2.5)

 

− 0.3 (2.3)

13

 

−0.3 (3.2)

 

0.4 (2.3)

7

0.061

0.180

  1. 6MWT 6 min. Walk test, M missing, MCI movement control impairment, NME neuromuscular exercise, VAS visual analogue scale