Table 3 Association between lean body mass and osteoarthritis among US adult population.

From: Association between lean body mass and osteoarthritis: a cross-sectional study from the NHANES 2007–2018

Exposure

Model 1 OR (95% CI)

Model 2 OR (95% CI)

Model 3 OR (95% CI)

LBM. Z score

0.89 (0.86, 0.93)

1.00 (0.96, 1.04)

0.74 (0.67, 0.80)

Sex

 Men

1.21 (1.13, 1.30)

1.15 (1.07, 1.23)

0.87 (0.71, 1.07)

 Women

1.10 (1.03, 1.18)

1.07 (1.00, 1.16)

0.43 (0.33, 0.55)

Age

 < 60

1.13 (1.07, 1.20)

1.10 (1.03, 1.17)

0.82 (0.72, 0.94)

 ≥ 60

0.89 (0.84, 0.93)

0.88 (0.83, 0.93)

0.67 (0.60, 0.76)

  1. Model 1: no covariates were adjusted.
  2. Model 2:.age, sex, race were adjusted.
  3. Model 3:age, sex, race, education level, income-to-poverty ratio, marital status, smoking status, alcohol use, vigorous recreational activity, BMI, waist circumference , stroke, diabetes, CVD, cancer, hypertension, uric acid, and CRP were adjusted.
  4. In the subgroup analysis stratified by age or sex, the model is not adjusted for the stratification variable itself.
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