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Table 5 Percentages for categorical outcomes

From: Feasibility cluster randomised controlled trial evaluating a theory-driven group-based complex intervention versus usual physiotherapy to support self-management of osteoarthritis and low back pain (SOLAS)

Outcome

Group

Time

Baseline

 

6 weeks

 

2 months

 

6 months

International Physical Activity Questionnaire (IPAQ)

Higha

Usual PT

N = 61

32% (20, 47)

N = 49

37% (22, 55)

N = 51

36% (22, 54)

N = 43

30% (17, 48)

OR from baseline:

 

1.26 (0.54, 2.96)

 

1.23 (0.53, 2.86)

 

0.92 (0.38, 2.26)

SOLAS

N = 59

32% (19, 47)

N = 48

34% (20, 51)

N = 50

42% (27, 59)

N = 43

26% (14, 44)

OR from baseline:

 

1.09 (0.46, 2.60)

 

1.29 (0.67, 3.63)

 

0.76 (0.30, 1.93)

Group ratio of ORs

 

0.86 (0.262.92)

 

1.27 (0.39, 4.18)

 

0.83 (0.23, 3.01)

Moderateb

or high

Usual PT

N = 61

72% (57, 83)

N = 49

88% (75, 95)

N = 51

87% (73, 94)

N = 43

79% (62, 89)

OR from baseline:

 

2.91 (1.03, 8.21)

 

2.51 (0.93, 6.81)

 

1.44 (0.55, 3.79)

SOLAS

N = 59

81% (68, 90)

N = 48

93% (81, 98)

N = 50

89% (75, 95)

N = 43

85% (69, 93)

OR from baseline:

 

2.97 (0.85, 10.37)

 

1.80 (0.59, 5.44)

 

1.27 (0.43, 3.74)

Group ratio of ORs

 

1.02 (0.20, 5.18)

 

0.72 (0.16, 3.18)

 

0.88 (0.21, 3.76)

Self-management Behaviour Questionnaire (SMBQ)

Set goals

n (%)

Usual PT

N = 61

30% (18, 46)

N = 49

55% (37, 71)

N = 51

58% (40, 73)

N = 43

46% (29, 65)

OR from baseline:

 

2.86 (1.20, 6.81)

 

3.23 (1.37, 7.65)

 

2.01 (0.81, 4.99)

SOLAS

N = 59

33% (20, 49)

N = 48

79% (63, 90)

N = 50

55% (38, 72)

N = 43

42% (25, 61)

OR from baseline:

 

8.08 (3.19, 20.45)

 

1.78 (1.11, 5.96)

 

1.51 (0.63, 3.67)

Group ratio of ORs

 

2.82 (0.79, 10.08)

 

0.79 (0.24, 2.65)

 

0.75 (0.21, 2.67)

Exercised in line with goals, n (%)

Usual PT

N = 61

22% (12, 36)

N = 49

52% (35, 69)

N = 51

55% (38, 71)

N = 43

49% (31, 67)

OR from baseline:

 

3.93 (1.63, 9.48)

 

4.43 (1.85, 10.62)

 

3.43 (1.37, 8.59)

SOLAS

N = 59

18% (10, 32)

N = 48

74% (57, 86)

N = 50

52% (35, 39)

N = 43

41% (25, 59)

OR from baseline:

 

12.69 (4.88, 32.97)

 

4.81 (1.96, 11.78)

 

3.08 (1.21, 7.86)

Group ratio of ORs

 

3.23 (0.88, 11.82)

 

1.09 (0.31, 3.80)

 

0.90 (0.24, 3.33)

Performed small regular activity

n (%)

Usual PT

N = 61

85% (72, 92)

N = 49

94% (83, 98)

N = 51

93% (81, 98)

N = 43

89% (74, 96)

OR from baseline:

 

2.96 (0.73, 12.07)

 

2.27 (0.63, 8.14)

 

1.39 (0.41, 4.68)

SOLAS

N = 59

76% (62, 86)

N = 48

95% (84, 98)

N = 50

93% (81, 97)

N = 43

94% (82, 98)

OR from baseline:

 

5.68 (1.49, 21.61)

 

4.17 (1.25, 13.95)

 

5.15 (1.34, 19.78)

Group ratio of ORs

 

1.92 (0.28, 13.35)

 

1.84 (0.32, 10.68)

 

3.70 (0.61, 22.67)

Used mental relaxation techniques, n (%)

Usual PT

N = 61

23% (12, 38)

N = 49

15% (4, 30)

N = 51

12% (5, 26)

N = 43

24% (11, 43)

OR from baseline:

 

0.58 (0.20, 1.67)

 

0.45 (0.15, 1.33)

 

1.05 (0.37, 2.96)

SOLAS

N = 59

26% (14, 42)

N = 48

46% (29, 65)

N = 50

41% (25, 59)

N = 43

33% (18, 52)

OR from baseline:

 

2.51 (1.02, 6.16)

 

1.97 (0.81, 4.78)

 

1.39 (0.54, 3.58)

Group ratio of ORs

 

4.34 (1.08, 17.38)

 

4.39 (1.08, 17.84)

 

1.33 (0.33, 5.43)

Did not use pain relief, n (%)

Usual PT

N = 61

7% (3, 17)

N = 49

24% (12, 42)

N = 51

31% (17, 50)

N = 43

38% (21, 59)

OR from baseline:

 

3.98 (1.26, 12.58)

 

5.54 (1.79, 17.10)

 

7.77 (2.42, 24.95)

SOLAS

N = 59

16% (8, 31)

N = 48

29% (15, 47)

N = 50

24% (12, 41)

N = 43

24% (12, 42)

OR from baseline:

 

2.08 (0.77, 5.58)

 

1.60 (0.59, 4.34)

 

1.58 (0.57, 4.43)

Group ratio of ORs

 

0.52 (0.11, 2.38)

 

0.29 (0.06, 1.30)

 

0.20 (0.04, 0.97)

Followed healthy eating guidelines, n (%)

Usual PT

N = 61

60% (43, 76)

N = 49

96% (85, 99)

N = 51

94% (82, 98)

N = 43

96 (84, 99)

OR from baseline:

 

15.26 (3.75, 62.18)

 

9.87 (2.79, 34.88)

 

14.02 (3.27, 60.18)

SOLAS

N = 59

80% (62, 91)

N = 48

100% (0,100)

N = 50

97% (88, 99)

N = 43

100% (0, 100)

OR from baseline:

 

N/A

 

8.13 (1.91, 34.54)

 

N/A

Group difference

 

N/A

 

0.82 (0.13, 5.12)

 

N/A

  1. IPAQ Categorical Score aHigh: participants achieving either (a) vigorous-intensity activity on at least 3 days achieving a minimum total physical activity of at least 1500 MET-minutes/week or (b) 7 or more days of any combination of walking, moderate-intensity or vigorous-intensity activities achieving a minimum Total physical activity of at least 3000 MET-minutes/week. bModerate: The pattern of activity to be classified as “moderate” is either of the following criteria: (a) 3 or more days of vigorous-intensity activity of at least 20 min per day or (b) 5 or more days of moderate-intensity activity and/or walking of at least 30 min per day or (c) 5 or more days of any combination of walking, moderate-intensity or vigorous-intensity activities achieving a minimum total physical activity of at least 600 MET-minutes/week