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Table 3 Subgroup analysis between BRI index with kidney stone prevalence

From: Association between body roundness index and prevalence of kidney stone in the U.S: a study based on the NHANES database

Characteristic

Model 1 OR(95%CI)

Model 2 OR(95%CI)

Model 3 OR(95%CI)

Stratified by gender

   

Male

2.81 (2.45, 3.22)

1.98 (1.70, 2.31)

1.63 (1.37, 1.93)

Female

2.00 (1.74, 2.29)

1.95 (1.69, 2.25)

1.52 (1.29, 1.79)

Stratified by race

   

Mexican American

1.90 (1.53, 2.36)

1.65 (1.30, 2.09)

1.39 (1.08, 1.80)

White

2.24 (1.96, 2.55)

2.02 (1.76, 2.33)

1.65 (1.41, 1.94)

Black

1.95 (1.56, 2.45)

1.83 (1.42, 2.35)

1.62 (1.23, 2.14)

Other Race

3.53 (2.52, 4.94)

3.22 (2.24, 4.63)

2.35 (1.57, 3.52)

Stratified by age(years)

   

20–39

1.73 (1.44, 2.07)

1.69 (1.39, 2.04)

1.29 (1.03, 1.60)

40–59

2.13 (1.81, 2.52)

2.35 (1.97, 2.80)

1.79 (1.47, 2.19)

60–85

1.73 (1.46, 2.04)

1.93 (1.62, 2.30)

1.60 (1.32, 1.94)

Stratified by hypertension

   

Yes

1.49 (1.28, 1.74)

1.62 (1.38, 1.91)

1.43 (1.20, 1.71)

No

2.13 (1.87, 2.43)

1.93 (1.67, 2.23)

1.73 (1.48, 2.02)

Stratified by diabetes

   

Yes

1.54 (1.20, 1.97)

1.77 (1.35, 2.31)

1.60 (1.20, 2.13)

No

2.01 (1.80, 2.23)

1.84 (1.63, 2.06)

1.64 (1.44, 1.86)

  1. Model 1 = no covariates were adjusted
  2. Model 2 = Model 1 + age,gender, race,marital status and education were adjusted
  3. Mode3 = adjusted for all covariates except effect modifier