Figure 1.

Training process. Study patients were randomly divided into the following 3 categories: training cohort, validation cohort, and test cohort. Explanatory variables were the baseline data and the time series data from day 1 to day 7 after the sepsis diagnosis in the negative group or those from day 1 to the day before patients fulfilled International Society on Thrombosis and Haemostasis overt disseminated intravascular coagulation (DIC) criteria in the positive group. The Light Gradient Boosted Machine method was used to construct the prediction model. BMI, body mass index.