Table 2 Hazard ratio (95% CI) of all-cause mortality according to baseline body mass index (BMI) in men and women (n = 18,149).

From: Associations of body size with all-cause and cause-specific mortality in healthy older adults

BMI (kg/m2)

Men

Women

No. of deaths/No. of pts

Incidence rate per 1000py

Model 1* HR (95% CI)

Model 2^ HR (95% CI)

No. of deaths/No. of pts

Incidence rate per 1000py

Model 1* HR (95% CI)

Model 2^ HR (95% CI)

BMI < 21.0

40/153

42.68

1.97 (1.41, 2.76)

1.82 (1.30, 2.55)

76/541

20.71

1.67 (1.28, 2.18)

1.64 (1.26, 2.14)

BMI 21.0–24.9

233/1646

21.59

Ref

Ref

197/2469

11.66

Ref

Ref

BMI 25.0–29.9

458/4183

16.50

0.84 (0.71, 0.98)

0.85 (0.73, 1.00)

287/3959

10.70

0.98 (0.81, 1.17)

0.97 (0.81, 1.17)

BMI 30.0–34.9

183/1633

17.05

0.99 (0.82, 1.21)

0.95 (0.78, 1.16)

150/2153

10.32

1.05 (0.85, 1.30)

0.98 (0.79, 1.22)

BMI 35.0 + 

48/417

17.81

1.16 (0.85, 1.58)

0.98 (0.71, 1.35)

84/995

12.90

1.46 (1.12, 1.88)

1.27 (0.98, 1.66)

  1. *Model 1: Adjusted for age.
  2. ^Model 2: Adjusted for age, smoking status, aspirin treatment arm, diabetes status (yes, no), level of education (< 12 years, ≥ 12 years), living status (at home alone, with others), alcohol consumption (current alcohol consumption, former/never), and longest amount of time walking outside home without any rest.
  3. BMI, body mass index; py, person years; Ref., reference.
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