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Baseline characteristics of obese and non-obese subjects
| BMI < 30 kg/m2, N = 1948 | BMI ≥30 kg/m2, N = 931 | P-value | |
|---|---|---|---|
| Mean age (SD) | 80.3 (8.4) | 76.5 (7.7) | < 0.001 |
| Male/female | 1077/871 | 367/564 | < 0.001 |
| Former smoking yes/no | 790/1158 | 329/602 | 0.007 |
P-values were determined by Student’s T-test for mean age and chi2-test for sex and former smoking
