Research Article
Development and Validation of a Dynamic Prediction Model for Massive Hemorrhage in Trauma
Table 1
Comparison of baseline characteristics.
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The P values pertain to the result of differential analysis between the massive hemorrhage and nonmassive hemorrhage groups. Quantitative data were expressed by means (SD) and the differences were analyzed using the t-tests. Classified data were expressed using n values (%) and the differences were analyzed using a chi-square test. indicates that the difference is statistically significant. SD: standard deviation. |