Skip to main content

Table 3 Association of BMI at age 20 with all-cause mortality (all ages)

From: Obesity at age 20 and weight gain during adulthood increase risk of total and premature all-cause mortality: findings from women attending breast screening in Manchester

BMI category at age 20

Number

Number of deaths (%)

Model 1

Model 2

A HR (95% CI)

B HR (95% CI)

A HR (95% CI)

B HR (95% CI)

Underweight

3606

127 (3.5)

1.01 (0.84–1.21)

1.06 (0.88–1.27)

1.00 (0.83–1.20)

1.01 (0.84–1.21)

Healthy weight

38,720

1382 (3.6)

1 (reference)

1 (reference)

1 (reference)

1 (reference)

Overweight

5032

243 (4.8)

1.41 (1.23–1.62)

1.28 (1.11–1.48)

1.30 (1.14–1.49)

1.27 (1.10–1.47)

Obese

1222

89 (7.3)

2.70 (2.17–3.34)

2.25 (1.78–2.84)

2.21 (1.78–2.74)

2.11 (1.67–2.66)

  1. Cox regressions: Model 1 adjusted for age at consent; Model 2 adjusted for age at consent, deprivation level, bilateral oophorectomy, HRT, menopausal status, ethnicity, alcohol units per week, physical activity minutes per week. A: not adjusted for BMI at PROCAS entry; B: adjusted for BMI at PROCAS entry.