Table 2 ProVent score and observed one-year mortality in Carson’s study[5] and our series
ProVent score | Carson’s study (5) | Our series | |||
|---|---|---|---|---|---|
No. | Observed mortality percent (95% confidence interval) | No. | Observed mortality percent (95% confidence interval) | P* | |
0 | 72 | 20 (10-29) | 19 | 21 (6-46) | 0.9087 |
1 | 60 | 36 (24-48) | 63 | 43 (30-56) | 0.2568 |
2 | 78 | 56 (45-68) | 64 | 67 (54-78) | 0.0714 |
3 | 36 | 81 (67-94) | 37 | 78 (62-90) | 0.6844 |
4 or 5 | 14 | 100 (77-100) | 18 | 94 (73-100) | 0.0521 |