Research Article

[Retracted] A Cohort Study of Rivaroxaban Combined with D-Dimer Dynamic Monitoring in the Prevention of Deep Venous Thrombosis after Knee Arthroplasty

Table 3

Comparison of PT between the two groups before and after treatment [, s].

GroupCasesBefore operationThird days after operationSeven days after operationFourteen days after operation

Control group42
Research group42
0.0641.2372.1452.231
0.9500.2200.0350.028