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Table 1 Mortality rates in study participants by BMI categories and tertiles of WC, WHtR, and ABSI

From: Body mass index versus surrogate measures of central adiposity as independent predictors of mortality in type 2 diabetes

 

N

Events

Percent events

Events per 1000 patient-years (95% CI), unadjusted

P

Events per 1000 patient-years (95% CI), age- & sex-adjusted

P

BMI categories

 UW

62

29

46.8

75.75 (52.64–109.01)

0.008

21.11 (14.47–30.80)

0.025

 NW

3349

921

27.5

38.35 (35.95.40.90)

Ref.

12.26 (10.67–14.08)

Ref.

 OW

6569

1433

21.8

29.24 (27.77–30.80)

< 0.0001

10.39 (9.10–11.86)

< 0.0001

 Ob I

3842

824

21.4

28.42 (26.55–30.43)

< 0.0001

11.70 (10.25–13.36)

0.339

 Ob II

1312

276

21.0

28.01 (24.89–31.52)

< 0.0001

14.80 (12.65–17.30)

0.0101

 Ob III

522

119

22.8

30.87 (25.79–36.94)

0.0016

20.67 (16.88–25.30)

< 0.0001

WC tertiles

 I

1526

265

17.4

22.14 (19.63–24.97)

Ref.

12.17 (9.40–15.76)

Ref.

 II

1527

252

16.5

20.57 (18.18–23.28)

0.404

10.28 (7.93–13.33)

0.056

 III

1525

352

23.1

29.92 (26.95–33.21)

< 0.0001

15.97 (12.43–20.51)

0.001

WHtR tertiles

 I

1528

240

15.7

19.75 (17.41–22.42)

Ref.

11.62 (8.96–15.07)

Ref.

 II

1526

253

16.6

20.73 (18.33–23.45)

0.593

10.88 (8.40–14.08)

0.463

 III

1524

376

24.7

32.33 (29.22–35.77)

< 0.0001

16.21 (12.61–20.83)

< 0.0001

ABSI tertiles

 I

1527

219

14.3

17.81 (15.60–20.34)

Ref.

12.07 (9.31–15.65)

Ref.

 II

1527

258

16.9

21.21 (18.77–23.96)

0.057

11.75 (9.09–15.19)

0.918

 III

1524

392

25.7

34.01 (30.80–37.55)

< 0.0001

14.93 (11.58–19.24)

0.013

  1. BMI: body mass index; WC: waist circumference; WHtR: waist-to-height ratio; ABSI: A Body Shape Index; UW: underweight; NW: normal weight; OW: overweight; Ob-I: grade I obesity; Ob-II: grade II obesity; Ob-III: grade III obesity; CI: confidence interval