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Table 2 Association between baseline categorical variables and exercise adherence rate, analysed by the Kruskall–Wallis test

From: Fear-avoidance beliefs are associated with exercise adherence: secondary analysis of a randomised controlled trial (RCT) among female healthcare workers with recurrent low back pain

 

n

Exercise adherence; median

Range of adherence; min, max

Missing

p-value

Education level

   

1

0.040

low (secondary school or less)

30

18

0, 40

  

medium (high school)

74

28.5

0, 55

  

high (university)

5

16

0, 29

  

Work type

    

0.001

 regular daytime work

30

31.5

5, 55

  

 shift work

72

21.4

0, 44

  

 other working time

8

33

2, 43

  

Occupation

    

0.003

 assistant nurse

43

16

0, 41

  

 nurse

56

28

0, 55

  

 other (radiographer, PT, midwife)

11

35

4, 50

  

Sub-study

    

0.012

 Nurse I

27

12

0, 39

  

 Nurse II

41

24

0, 50

  

 Nurse III

42

29

0, 55

  

Perceived health in comparison to others of the same age and gender

    

0.037

moderate

45

22

0, 55

  

good or very good

65

28

0, 50

  

Perceived fitness in comparison to others of the same age and gender

    

0.06

 worse

32

23

0, 55

  

 equal

52

22

0, 44

  

 better

26

31

0, 55

  

Frequency of LBP

   

8

0.051

on some days of the week

46

22

0, 43

  

on most days

38

29

0, 55

  

daily

18

40

0, 42

  
  1. LBP low back pain, PT physiotherapist