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Descriptive values of age, sex, and smoking status.
| Younger participants (age < 60) (n = 30) |
Older participants (n = 30) |
p-value | |
|---|---|---|---|
| Age (mean [SD]) | 27 (5.1) | 71.2 (8.4) | < 0.001 |
| Male (n [%]) | 16 (53.3%) | 13 (43.3%) | 0.438 |
| Cigarette smoking (n [%]) | 5 (16.7) | 4 (13.3%) | 0.718 |
The difference in age was assessed with independent t tests, the difference in the other (categorical) variables with χ2 tests.
