Table 2 Survivors vs. non-survivors
From: Sodium variability is associated with increased mortality in severe burn injury
| Patient demographic | Survivors | Non-survivors | p value |
|---|---|---|---|
| Males | 142 | 22 | |
| Females | 41 | 7 | 1 |
| Burn area (%TBSA) | 29 ± 16 | 50 ± 25 | < 0.01 |
| Age | 42 ± 16 | 59 ± 19 | < 0.01 |
| ICU stay (median days) | 20 (13–38.5) | 18 (8–36) | 0.23 |
| Mechanical ventilation (median days) | 1 (0–10) | 17 (7–36) | < 0.01 |
| Acute renal failure | 17 (9.2%) | 21 (72%) | < 0.01 |
| Sodium measurements (median) | 20 (12–44.5) | 35 (23–89) | 0.04 |
| Hyponatremic measurements (median) | 9 (4–17.5) | 13 (2 to 21) | 0.79 |
| Hypernatremic measurements (median) | 0 (0) | 2 (0–7) | < 0.01 |
| Frequency of hyponatremia (median) | 40% (24–62%) | 20% (11–40%) | < 0.01 |
| Frequency of hypernatremia (median) | 0% (0%) | 6% (0–8.6%) | < 0.01 |
| Mean sodium concentration (meq/l) | 135 ± 1.9 | 138 ± 3.4 | < 0.01 |
| Mean sodium standard deviation | 2.7 ± 1 | 4 ± 1.5 | < 0.01 |
| Coefficient of variation | 2.0 ± 0.7 | 2.85 ± 1.1 | < 0.01 |