Table 4.
Correlation of demographic, clinical, laboratory, and endoscopic variables with mortality
| Variable |
Mortality
|
P value | |
|---|---|---|---|
| No | Yes | ||
| Sex | |||
| Male | 179 (92.7) | 14 (7.3) | 0.557 |
| Female | 410 (90.9) | 14 (9.1) | |
| Type of caustic agent | |||
| Alkaline | 173 (92.0) | 15 (8.0) | 0.844 |
| Acidic | 136 (91.3) | 13 (8.7) | |
| Intention | |||
| Accidental | 103 (98.1) | 2 (1.9) | 0.002 |
| Suicidal | 182 (88.3) | 24 (11.7) | |
| History of psychiatric disease | |||
| Yes | 61 (84.7) | 11 (15.3) | 0.771 |
| No | 29 (87.9) | 4 (12.1) | |
| Esophageal injury (endoscopic) | |||
| Grade I | 130 (97.7) | 3 (2.3) | < 0.0001 |
| Grade IIa | 36 (97.3) | 1 (2.7) | |
| Grade IIb | 14 (87.5) | 2 (12.5) | |
| Grade IIIa | 48 (76.2) | 15 (23.8) | |
| Gastric injury (endoscopic) | |||
| Grade I | 72 (100) | 0 (0.0) | < 0.0001 |
| Grade IIa | 57 (91.9) | 5 (8.1) | |
| Grade IIb | 31 (96.9) | 1 (3.1) | |
| Grade III | 27 (69.2) | 12 (30.8) | |
| Grade IV | 0 (0.0) | 1 (100) | |
| Serum pH on admission | |||
| < 7.35 | 66 (77.6) | 19 (22.4) | < 0.001 |
| 7.35 – 7.45 | 128 (96.2) | 5 (3.8) | |
| > 7.45 | 38 (97.4) | 1 (2.6) | |
| Delayed admission (hour) | 3.59 ± 4.28 | 3.48 ± 2.88 | 0.899 |
| Mean age (year) | 37.15 ± 17.36 | 44.61 ± 19.37 | 0.032 |
| Volume of ingestion | 101.68 ± 95.73 | 178.16 ± 134.53 | 0.001 |
| Glasgow coma scale on admission | 14.85 ± 0.62 | 13.17 ± 2.56 | < 0.001 |
| Respiratory rate (/minute) | 18.71 ± 4.41 | 23.68 ± 8.34 | < 0.001 |
Data were presented as mean ± standard deviation or number and percentage.