Table 1 Patient characteristics by disease stage for first admissions
Characteristics | Stage III (n = 34) | Stage IV (n = 83) | p-value |
|---|---|---|---|
age (mean (sd)) | 67 (8) | 68 (8) | 0.77* |
male (%) | 59 | 66 | 0.53† |
current smoker (%) | 18 | 14 | 0.78† |
> 1 admission (%) | 6 | 10 | 0.44† |
length of stay [days] (mean (sd)) | 10 (6) | 15 (8) | <0.001* |