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Table 4 Associated self-reported impairment and comorbidities among adults with symptomatic midfoot OA

From: The epidemiology of symptomatic midfoot osteoarthritis in community-dwelling older adults: cross-sectional findings from the Clinical Assessment Study of the Foot

Self-reported impairment/comorbidity

Total N

SMOA N

Crude OR (95 % CI)

Adjusted ORa (95 % CI)

SF-12 Physical impairmentb

    

 No

242

30

1

1

 Yes

245

76

3.18 (1.99, 5.08)

2.87 (1.78, 4.62)

SF-12 Mental impairmentb

    

 No

240

45

1

1

 Yes

247

61

1.42 (0.92, 2.19)

1.42 (0.91, 2.21)

HADS anxiety

    

 Normal (0–7)

289

52

1

1

 Mild (8–10)

114

30

1.63 (0.97, 2.72)

1.73 (1.02, 2.94)

 Moderate (11–14)

92

29

2.10 (1.23, 3.57)

2.26 (1.30, 3.93)

 Severe (15–21)

23

6

1.61 (0.60, 4.28)

1.99 (0.74, 5.39)

HADS depression

    

 Normal (0–7)

371

71

1

1

 Mild (8–10)

86

27

1.93 (1.15, 3.26)

1.86 (1.09, 3.17)

 Moderate (11–14)

50

16

1.99 (1.04, 3.80)

1.93 (0.99, 3.75)

 Severe (15–21)

11

3

1.58 (0.41, 6.12)

2.11 (0.54, 8.28)

Chest problems

    

 No

411

87

1

1

 Yes

114

32

1.45 (0.91, 2.33)

1.34 (0.83, 2.18)

Heart problems

    

 No

424

88

1

1

 Yes

101

31

1.69 (1.04, 2.74)

1.48 (0.90, 2.43)

Deafness

    

 No

401

89

1

1

 Yes

124

30

1.12 (0.70, 1.80)

0.90 (0.55, 1.49)

Eyesight problemsc

    

 No

381

82

1

1

 Yes

144

37

1.26 (0.81, 1.97)

1.13 (0.71, 1.78)

Hypertension

    

 No

284

53

1

1

 Yes

241

66

1.64 (1.09, 2.48)

1.40, (0.92, 2.15)

Diabetes

    

 No

444

90

1

1

 Yes

81

29

2.19 (1.32, 3.65)

1.93 (1.14, 3.25)

Stroke

    

 No

492

113

1

1

 Yes

33

6

0.75 (0.30, 1.85)

0.59 (0.23, 1.49)

Cancer

    

 No

493

109

1

1

 Yes

32

10

1.60 (0.74, 3.48)

1.19 (0.54, 2.66)

Circulation problems in legs

    

 No

358

68

1

1

 Yes

167

51

1.88 (1.23, 2.86)

1.52 (0.97, 2.38)

Intermittent claudicationd

    

 No

443

94

1

1

 Yes

20

4

0.93 (0.30, 2.84)

0.82 (0.26, 2.56)

Non-musculoskeletal comorbiditiese

    

 0–1

167

23

1

1

 2–3

153

30

1.53 (0.84, 2.77)

1.31 (0.71, 2.41)

 4+

137

43

2.86 (1.62, 5.06)

2.23 (1.23, 4.05)

Low back pain

    

 No

289

49

1

1

 Yes

236

70

2.07 (1.36, 3.13)

2.09 (1.37, 3.19)

Hip pain

    

 No

321

49

1

1

 Yes

204

70

2.90 (1.91, 4.41)

3.08 (2.00, 4.74)

Knee pain

    

 No

293

51

1

1

 Yes

232

68

1.97 (1.30, 2.98)

2.12 (1.38, 3.25)

Hindfoot/ankle pain

    

 No

234

27

1

1

 Yes

291

92

3.54 (2.21, 5.68)

3.63 (2.25, 5.86)

Forefoot pain

    

 No

187

18

1

1

 Yes

338

101

4.00 (2.33, 6.86)

4.50 (2.59, 7.82)

Other lower limb painf

    

 No

77

3

1

1

 Yes

448

116

8.62 (2.67, 27.87)

8.53 (2.63, 27.71)

  1. Based on complete case clinic data
  2. OA osteoarthritis, SMOA symptomatic midfoot osteoarthritis, OR odds ratio, CI confidence interval, SF-12 Short Form-12 [13], HADS Hospital Anxiety and Depression Scale [14]
  3. aEstimates adjusted for age and gender
  4. bVariable dichotomised around the median of the data distribution
  5. cExcludes the need for glasses
  6. dDefined as calf pain when walking at an ordinary pace on level ground (including uphill or when hurried) that disappears in 10 min or less by standing still [26]
  7. eCount based on each of the above self-reported variables, excluding SF-12 scores (HADS scores ≥8)
  8. fVariable includes presence of pain in hip, knee, hindfoot/ankle or forefoot
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Arthritis Research & Therapy

ISSN: 1478-6362

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