Table 6 Further adjustment for covariates, disease, and excluding high-risk groups.

From: Association between body roundness index and weight-adjusted waist index with asthma prevalence among US adults: the NHANES cross-sectional study, 2005–2018

BRI

ORa (95% CIb) P-value

Model 4c

Model 5d

Model 6e

Continuous

1.08(1.05,1.11)

1.15(1.08,1.23)

1.07(1.03,1.10)

P for trend

< 0.001

< 0.001

< 0.001

Categories

 Tertile 1

Reference

Reference

Reference

 Tertile 2

1.03(0.88,1.19)

1.49(0.70,3.18)

0.95(0.83,1.10)

 Tertile 3

1.29(1.10,1.51)

2.88(1.38,5.98)

1.25(1.07,1.45)

 P for trend

< 0.001

< 0.001

0.003

WWI

 Continuous

1.20(1.10,1.31)

1.63(1.26,2.10)

1.10(1.01,1.19)

 P for trend

< 0.001

< 0.001

0.026

Categories

 Tertile 1

Reference

Reference

Reference

 Tertile 2

1.12(0.96,1.31)

1.38(0.89,2.16)

0.94(0.82,1.08)

 Tertile 3

1.31(1.11,1.55)

1.85(1.18,2.59)

1.16(0.99,1.36)

 P for trend

0.001

0.025

0.168

  1. ORa: odds ratio; 95% CIb: 95% confidence interval; Model 4c: missing covariates not interpolated; Model 5d: further adjustment of medication for diabetes and high cholesterol; Model 6e: Sensitivity analyses to exclude high-risk groups (smokers, extremely obese, and patients with COPD).
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