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Table 4 Association of bone marrow lesions with knee symptoms and structural abnormalities

From: Correlates of knee bone marrow lesions in younger adults

  Univariable PR (95 % CI) Multivariablea PR (95 % CI)
Symptoms
WOMAC pain (any vs no) 1.46 (0.90, 2.35) 1.41 (0.86, 2.33)
WOMAC stiffness (any vs no) 1.49 (0.92, 2.40) 1.48 (0.90, 2.45)
WOMAC dysfunction (any vs no) 1.75 (1.07, 2.84) 1.75 (1.07, 2.89)
WOMAC pain (>5 vs ≤5) 1.87 (1.08, 3.24) 1.80 (1.03, 3.14)
Structural abnormalities
Cartilage defects (any vs no) 2.85 (1.63, 4.50) 2.54 (1.49, 4.34)
Meniscal extrusion (any vs no) 2.59 (1.32, 5.08) 2.50 (1.29, 4.82)
Meniscal tear (any vs no) 1.75 (1.00, 3.05) 1.63 (0.93, 2.86)
Meniscal lesion (any vs no) 1.98 (1.19, 3.32) 1.92 (1.13, 3.28)
  1. Bold denotes statistical significance at P <0.05
  2. PR prevalence ratio, 95 % CI 95 % confidence interval, WOMAC Western Ontario and McMaster Universities osteoarthritis index
  3. aAdjusted for age, sex, BMI, and knee injury