Table 3 Relation between weaning success and parameters of admission in ICU including APACHE II score
Variable | Weaning success | |||||||
|---|---|---|---|---|---|---|---|---|
Weaned and discharged (no. = 72) | Died (mostly hypoxic arrest) (no. = 22) | Difficult weaning (no. = 6) | Test | P | ||||
Mean ± SD | Range | Mean ± SD | Range | Mean ± SD | Range | |||
APACHE II score | 17.36 ± 4.73 | 11–28 | 25.36 ± 6.44 | 15–34 | 28.33 ± 2.89 | 25–30 | F = 14.97 | < 0.001 (HS) |
Mechanical ventilation parameter (PEEP) | 5 ± 0 | 5 | 6.36 ± 2.01 | 5–10 | 9.33 ± 2.08 | 7–11 | X2 = 10.53 | 0.005 (S) |
Time of stay in ICU in days | 8.97 ± 1.98 | 7–14 | 10.73 ± 2.53 | 7–15 | 28 ± 2 | 26–30 | X2 = 13.07 | 0.001 (S) |
Time of mechanical ventilation in days | 6.03 ± 2.05 | 4–15 | 8.73 ± 2.65 | 6–13 | 21.67 ± 3.78 | 19–26 | X2 = 18.78 | < 0.001 (HS) |