16 July 2026 : Clinical Research
Prognostic Value of Mortality Scoring Systems in Patients With Severe Burns: Identifying Key Predictors of Mortality and Comparative Analysis Between Survivors and Non-Survivors
Piotr Tomaka
ABCDEFG 1, Patryk Rzońca ACDEF 2, Mateusz Rzońca BCEF 1, Adam Stepniewski ACEF 3,4, Jerzy Strużyna ACDFG 4,5, Tomasz Korzeniowski ACDEFG 4,6*
DOI: 10.12659/MSM.951713
Med Sci Monit 2026; 32:e951713
Table 2 Descriptive statistical results on laboratory test results and a comparative analysis between the surviving and non-surviving groups of patients.
| Variable | All cases (N=144) | Survivors (n=82) | Non-survivors (n=62) | P value |
|---|---|---|---|---|
| Lactate value 0 h (mmol/L), median (IQR) | 2.4 (1.7; 3.8) | 2.2 (1.5; 3.5) | 2.8 (1.8; 4.6) | 0.097 |
| Lactate value 24 h (mmol/L), median (IQR) | 1.8 (1.2; 3.0) | 1.7 (1.1; 2.4) | 2.1 (1.4; 3.2) | 0.091 |
| Lactate value 48 h (mmol/L), median (IQR) | 1.4 (0.9; 1.9) | 1.2 (0.9; 1.7) | 1.4 (1.0; 2.0) | 0.068 |
| Lactate value change after 24 h (%), median (IQR) | −24.0 (−46.4; 9.0) | −23.5 (−46.3; 13.6) | −26.1 (−46.7; 8.0) | 0.977 |
| Lactate value change after 48 h (%), median (IQR) | −44.7 (−65.6; −25.9) | −51.3 (−63.1; −23.5) | −39.5 (−66.7; −25.9) | 0.760 |
| Base excess 0 h (mEq/L), mean (SD) | −5.3 (5.8) | −4.5 (5.5) | −6.5 (6.1) | 0.039 |
| Base excess 24 h (mEq/L), median (IQR) | 0.1 (−3.2; 2.2) | 0.3 (−2.3; 2.1) | −0.1 (−4.4; 2.4) | 0.257 |
| Base excess 48 h (mEq/L), median (IQR) | 3.7 (1.5; 5.4) | 3.8 (1.9; 5.3) | 3.5 (1.0; 5.5) | 0.567 |
| Base excess change after 24 h (%), median (IQR) | 82.7 (40.0; 134.1) | 83.1 (37.2; 137.0) | 79.2 (47.1; 131.3) | 0.771 |
| Base excess change after 48 h (%), median (IQR) | 144.2 (97.0; 242.8) | 143.7 (83.3; 213.8) | 146.3 (107.4; 262.5) | 0.192 |
| Platelet count 0 h (thousand/μL), median (IQR) | 226.5 (172.0; 283.5) | 219.5 (160.0; 273.0) | 231.5 (178.0; 299.0) | 0.290 |
| Platelet count 24 h (thousand/μL), median (IQR) | 172.0 (132.0; 219.0) | 174.0 (124.0; 220.0) | 170.5 (134.0; 206.0) | 0.921 |
| Platelet count 48 h (thousand/μL), median (IQR) | 121.0 (93.5; 158.0) | 124.5 (96.0; 163.0) | 118.0 (90.0; 154.0) | 0.583 |
| Platelet count change after 24 h (%), median (IQR) | −21.9 (−37.8; −10.4) | −19.7 (−35.1; −8.6) | −22.6 (−41.2; −13.1) | 0.279 |
| Platelet count change after 48 h (%), median (IQR) | −40.0 (−55.9; −22.0) | −38.3 (−54.2; −18.8) | −41.7 (−57.1; −30.1) | 0.110 |
| Creatinine value 0 h (mg/dL), median (IQR) | 0.9 (0.8; 1.3) | 0.9 (0.8; 1.3) | 1.0 (0.8; 1.3) | 0.939 |
| Creatinine value 24 h (mg/dL), median (IQR) | 1.0 (0.8; 1.5) | 1.0 (0.8; 1.4) | 1.0 (0.8; 1.5) | 0.694 |
| Creatinine value 48 h (mg/dL), median (IQR) | 0.8 (0.7; 1.2) | 0.8 (0.6; 1.2) | 0.9 (0.7; 1.4) | 0.012 |
| Creatinine value change after 24 h (%), median (IQR) | 0.9 (−16.4; 22.5) | −3.8 (−16.4; 20.7) | 6.1 (−14.8; 28.3) | 0.306 |
| Creatinine value change after 48 h (%), median (IQR) | −9.3 (−28.4; 18.0) | −14.9 (−32.7; 4.5) | 5.6 (−18.9; 33.7) | 0.002 |
| Sodium 5 day (mmol/L), median (IQR) | 142.1 (136.0; 147.0) | 140.4 (137.4; 146.5) | 143.5 (139.7; 147.4) | 0.077 |
| Sodium 10 day (mmol/L), median (IQR) | 144.0 (138.3; 148.2) | 140.6 (137.5; 147.2) | 145.0 (139.5; 149.0) | 0.034 |
| Sodium change after 10 days (%), median (IQR) | 0.8 (−4.1; 4.7) | 0.4 (−4.1; 4.4) | 2.0 (−4.1; 5.1) | 0.424 |
| Abbreviation: IQR, interquartile range. | ||||