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Table 1 Characteristics of study participants

From: Effect of a low-intensity, self-management lifestyle intervention on knee pain in community-based young to middle-aged rural women: a cluster randomised controlled trial

Baseline characteristics

Interventiona

(n = 277)

Controla

(n = 248)

P valuec

Interventionb

(n = 206)

Controlb

(n = 184)

P valuec

Age, years

40.0 (6.1)

39.0 (7.1)

0.11

40.7 (5.7)

39.4 (6.8)

0.04

Body mass index, kg/m2

28.5 (6.1)

28.1 (6.7)

0.50

28.4 (6.3)

27.2 (5.8)

0.06

Employment, n (%)

  

0.64

  

0.49

 Full-time paid work

52 (19.0)

41 (16.7)

 

38 (18.5)

27 (14.8)

 

 Part time/casual work

144 (52.6)

139 (56.5)

 

110 (53.7)

108 (59.0)

 No paid work

78 (28.5)

66 (26.8)

 

57 (27.8)

48 (26.2)

Education, n (%)

  

0.20

  

0.05

 No post school qualification

42 (15.3)

50 (20.3)

 

29 (14.2)

38 (20.8)

 

 Certificate/diploma/apprenticeship

127 (46.2)

116 (47.2)

 

80 (39.2)

81 (44.3)

 Bachelor degree or higher

106 (38.6)

80 (32.5)

 

95 (46.6)

64 (35.0)

WOMAC pain, median (range)

0 (0–20)

0 (0–15)

0.77

0 (0–20)

0 (0–15)

0.76

Any self-reported knee paind, n (%)

98 (35.4)

85 (34.3)

0.79

67 (32.5)

64 (34.8)

0.64

  1. Data presented as mean (standard deviation), median (range), or n (%)
  2. aWomen with complete data at baseline for age, body mass index, town cluster, and WOMAC
  3. bWomen with complete data for age, body mass index, town cluster, and WOMAC at baseline, and WOMAC at 1 year
  4. cDifferences between intervention and control groups using independent samples t-test, chi squared test, or Mann-Whitney U test where appropriate
  5. dDefined as baseline WOMAC pain score (range 0–20) ≥ 1