Table 3.
Follow-up ABG of acute aluminum phosphide poisoned patients in the three treatment groups (8 h interval for 24 h)
| Group I | Group II | Group III | Test of significance | |
|---|---|---|---|---|
| pH | ||||
| On admission | ||||
| N | 30 | 30 | 30 | F = 2.614 |
| Minimum–Maximum (Mean) | P = 0.079 | |||
| 8 h | ||||
| N | 30 | 30 | 30 | F = 3.415 |
| Minimum–Maximum (Mean) | 7.05–7.52 (7.30a,b ± 0.13) | 6.90–7.54 (7.35a,b,c ± 0.13) | 7.04–7.50 (7.38b,c ± 0.11) | P = 0.037* |
| 16 h | ||||
| N | 29 | 29 | 29 | F = 9.835 |
| Minimum–Maximum (Mean) | 6.94–7.54 (7.27a,b ± 0.16) | 7.01–7.46 (7.33a,b,c ± 0.11) | 7.02–7.60 (7.42b,c ± 0.12) | P = 0.001* |
| 24 h | ||||
| N | 22 | 26 | 25 | F = 2.779 |
| Minimum–Maximum (Mean) | 6.90–7.54 (7.29 ± 0.17) | 7.00–7.60 (7.36 ± 0.15) | 7.02–7.60 (7.40 ± 0.15) | P = 0.069 |
| Test of significance | F = 0.772 | F = 0.389 | F = 1.493 | |
| P = 0.514 | P = 0.711 | P = 0.233 | ||
| PaCO2 | ||||
| On admission | ||||
| N | 30 | 30 | 30 | F = 0.983 |
| Minimum–Maximum (Mean) | 13.00–40.00 (25.27 ± 6.58) | 18.00–42.00 (27.87 ± 7.84) | 17.00–44.00 (26.97 ± 7.42) | P = 0.378 |
| 8 h | ||||
| N | 30 | 30 | 30 | F = 318 |
| Minimum–Maximum (Mean) | 14.00–44.00 (27.83 ± 7.55) | 9.00–42.00 (28.66 ± 8.35) | 14.00–45.00 (27.03 ± 7.73) | P = 0.728 |
| 16 h | ||||
| N | 29 | 29 | 29 | F = 1.107 |
| Minimum–Maximum (Mean) | 14.00–47.00 (27.10 ± 9.19) | 10.00–40.00 (30.17 ± 7.12) | 11.00–41.00 (29.21 ± 7.64) | P = 0.335 |
| 24 h | ||||
| N | 22 | 26 | 25 | F = 2.013 |
| Minimum–Maximum (Mean) | 14.00–42.00 (24.50 ± 7.02) | 8.70–42.00 (27.26 ± 9.69) | 18.00–50.00 (29.40 ± 7.93) | P = 0.141 |
| Test of significance | F = 1.547 | F = 1.502 | F = 1.788 | |
| P = 0.211 | P = 0.233 | P = 0.177 | ||
| HCO3 | ||||
| On admission | ||||
| N | 30 | 30 | 30 | F = 3.535 |
| Minimum–Maximum (Mean) | 7.00–22.60 (13.65a ± 4.58) | 6.00–22.30 (16.03b.c ± 4.47) | 6.60–23.60 (16.50b.c ± 4.27) | P = 0.033* |
| 8 h | ||||
| N | 30 | 30 | 30 | F = 2.092 |
| Minimum–Maximum (Mean) | 7.10–24.00 (14.57 ± 5.03) | 7.00–25.50 (16.55 ± 4.55) | 6.60–27.50 (16.98 ± 4.99) | P = 0.130 |
| 16 h | ||||
| N | 29 | 29 | 29 | F = 8.231 |
| Minimum–Maximum (Mean) | 4.00–27.40 (13.15a ± 5.58) | 8.60–27.00 (17.48b,c ± 4.67) | 5.00–28.50 (18.86b,c ± 6.40) | P = 0.01* |
| 24 h | ||||
| N | 22 | 26 | 25 | F = 5.056 |
| Minimum–Maximum (Mean) | 3.20–27.40 (13.45a ± 7.66) | 5.50–26.90 (18.39b,c ± 6.58) | 8.00–26.00 (19.08b,c ± 5.38) | P = 0.009* |
| Test of significance | F = 1.153 | F = 2.955 | F = 3.533 | |
| P = 0.320 | P = 0.038* | P = 0.030* | ||
Bonferroni method: “a” for group I, “b” for group II and “c” for group III.
F-test (ANOVA).
*Statistically significant at P ≤ 0.05.