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Table 4 Associations between IPFP area and bone marrow lesions

From: Infrapatellar fat pad in the knee: is local fat good or bad for knee osteoarthritis?

 

Univariable

Multivariable*

Multivariable**

TF bone marrow lesions, OR (95% CI)

   

Medial

1.05 (0.92,1.19)

0.83 (0.67, 1.02)

0.74 (0.59,0.93)

Lateral

1.19 (1.04,1.36)

0.93 (0.75, 1.16)

0.91 (0.72,1.16)

Tibial bone marrow lesions, OR (95% CI)

   

Medial

1.06 (0.92,1.24)

0.87 (0.68, 1.10)

0.74 (0.57,0.96)

Lateral

1.17 (0.94,1.45)

0.84 (0.58,1.20)

0.79 (0.54,1.17)

Femoral bone marrow lesions, OR (95% CI)

   

Medial

1.02 (0.86,1.22)

0.69 (0.53, 0.92)

0.68 (0.51,0.91)

Lateral

1.19 (1.03,1.38)

0.89 (0.69, 1.13)

0.88 (0.68,1.15)

Any bone marrow lesions, OR (95% CI)

1.11 (1.00, 1.24)

0.83 (0.69, 0.99)

0.77 (0.63,0.94)

Bone marrow lesions total score, β (95% CI) (cm 2 /grade)

0.04 (0.01, 0.08)

-0.08 (-0.14, -0.02)

-0.11 (-0.17,-0.05)

  1. *Adjusted for age, sex, height, weight, tibial bone size, diabetes, cardiovascular diseases, asthma, rheumatoid arthritis, and patellofemoral synovitis. **Further adjusted for radiographic osteoarthritis. IPFP, infrapatellar fat pad; TF, tibiofemoral; OR, odds ratio. Significant differences are shown in bold. cm2/grade: with per-grade increase in bone marrow lesions, IPFP area increases in cm2.