Construction of Prediction Model of Deep Vein Thrombosis Risk after Total Knee Arthroplasty Based on XGBoost Algorithm

Table 1

Comparison of clinical data between the DVT group and the non-DVT group in the training set 1 day after operation ().

Index	DVT group	Non-DVT group	value	value
Hemoglobin (g/L)			2.922	<0.05
D-dimer (mg/L)			4.065	<0.001