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Table 2 BMI category and OA grade counts, by pain status among subjects (N = 576) with radiographic knee osteoarthritisa

From: The association of BMI and knee pain among persons with radiographic knee osteoarthritis: A cross-sectional study

 

n

Pain (N = 329)

No Pain (N = 247)

Normal BMIb

155

66

89

Pre-Obese

208

113

95

Obese I

119

75

44

Obese II

61

47

14

Obese III

33

28

5

RKOA Grade 2

331

155

176

RKOA Grade 3

150

100

50

RKOA Grade 4

95

74

21

  1. a Kellgren and Lawrence scale for radiographic osteoarthritis (Grades 2+).
  2. b BMI = body mass index (kg/m2) WHO Classification: Normal 18.5–24.9; Pre-Obese 25.0–29.9; Obese I 30.0–34.9; Obese II 35.0–39.9; and Obese III 40.0 +.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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