Table 1.
Demographic, Comorbidity, and Survival Data for 92 Chronic Obstructive Pulmonary Disease Patients Admitted to a General Medical Ward
| Characteristic | Result |
|---|---|
| Female,% (n) | 52 (48) |
| Median age (range) | 70 years (53–93) |
| Caucasian, % (n) | 100 (92) |
| Current smokers, % (n) | 39 (33)* |
| Median lifetime cigarette use (range) | 60 pack-years (20–200)† |
| Median pCO2 (range) | 45 mmHg (27–97, on 73 patients with admission blood gases) |
| Median APACHE II score (range) | 20 (17–26) |
| Age points (range) | 5 (2–6) |
| Chronic health points (range) | 0 (0–5) |
| Glasgow coma score points (range) | 15 (15–15) |
| Acute physiologic score points (range) (excluding Glasgow coma score) | 3 (0–10) |
| Median length of stay (range) | 4 days (0–54 days) |
| Alive at end of follow-up % (n) | 48 (44) |
| Median time of observation (range) | 3.5 years (2 days–4.6 years) |
pCO2, partial presence of carbon dioxide.
*
Of 85 patients with known smoking status.
†
Of 83 patients with known smoking status.