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Table 2 Association between BMI, WC and T2DM

From: Association of body mass index and waist circumference with type 2 diabetes mellitus in older adults: a cross-sectional study

Variables

No. of cases

Model 1

OR (95% CI)

Model 2

OR (95% CI)

Model 3

OR (95% CI)

BMI (kg/m.2)

 Category

  Q1

2501

Reference

Reference

Reference

  Q2

3393

1.466 (1.384, 1.554)

1.436 (1.354, 1.522)

1.416 (1.335, 1.502)

  Q3

3881

1.756 (1.659, 1.859)

1.707 (1.612, 1.808)

1.664 (1.570, 1.764)

  Q4

4271

2.010 (1.900, 2.126)

1.946 (1.838, 2.059)

1.879 (1.774, 1.990)

  Q5

4710

2.338 (2.211, 2.472)

2.261 (2.137, 2.392)

2.156 (2.037, 2.283)

  P for trend

 

 < 0.001

 < 0.001

 < 0.001

  Continuous (per SD)

18,756

1.333 (1.311, 1.356)

1.306 (1.284, 1.329)

1.287 (1.265, 1.309)

WC (cm)

 Category

  Q1

2364

Reference

Reference

Reference

  Q2

3255

1.296 (1.221, 1.376)

1.326 (1.249, 1.408)

1.322 (1.244, 1.404)

  Q3

3706

1.573 (1.484, 1.668)

1.577 (1.487, 1.673)

1.549 (1.459, 1.643)

  Q4

4307

1.745 (1.648, 1.847)

1.752 (1.654, 1.855)

1.705 (1.609, 1.807)

  Q5

5124

2.236 (2.114, 2.365)

2.251 (2.127, 2.381)

2.169 (2.048, 2.297)

  P for trend

 

 < 0.001

 < 0.001

 < 0.001

  Continuous (per SD)

18,756

1.299 (1.277, 1.321)

1.316 (1.294, 1.339)

1.299 (1.277, 1.322)

  1. Abbreviations: OR odd ratio; CI confidential interval; BMI body mass index; WC waist circumference; SBP systolic blood pressure; RHR resting heart rate
  2. Model 1: unadjusted
  3. Model 2: adjusted for age and sex
  4. Model 3: adjusted for age, sex, alcohol consumption, place of residence, smoking, physical exercise, SBP, RHR