Table 2 Outcomes among CLBP patients according to presence of depression

 Physical functioning

44.36 ± 15.43

37.73 ± 17.9

45.66 ± 14.57

<0.001

 Role physical

42.26 ± 14.29

32.51 ± 16.28

44.19 ± 13.05

<0.001

 Bodily pain

39.59 ± 8.89

34.61 ± 9.56

40.57 ± 8.43

<0.001

 General health

42.59 ± 10.96

33.25 ± 9.24

44.43 ± 10.32

<0.001

 Vitality

42.87 ± 10.92

30.98 ± 9.26

45.22 ± 9.63

<0.001

 Social functioning

43.03 ± 13.36

30.51 ± 13.63

45.49 ± 11.85

<0.001

 Role emotional

44.7 ± 13.14

32.34 ± 15.13

47.14 ± 11.22

<0.001

 Mental health

45.17 ± 11.2

32 ± 9.54

47.77 ± 9.55

<0.001

 Mental component

45.01 ± 10.92

31.27 ± 10.04

47.72 ± 8.85

<0.001

 Physical component

46.81 ± 7.65

44.08 ± 7.96

47.35 ± 7.48

0.001

 Health utility (SF-6D)

0.67 ± 0.12

0.56 ± 0.09

0.69 ± 0.11

<0.001

 Absenteeism %

4.92 ± 17.87

7.33 ± 22.37

4.39 ± 16.75

0.335

 Presenteeism %

31.59 ± 28.08

46.43 ± 26.12

28.43 ± 27.52

<0.001

 Overall work impairment %

33.90 ± 30.08

49.81 ± 27.74

30.40 ± 29.50

<0.001

Activity impairment %

37.34 ± 29.90

56.00 ± 27.21

33.66 ± 29.05

<0.001

HCP visits (past 6 months)

12.64 ± 16.24

19.67 ± 21.07

11.25 ± 14.75

<0.001