Group

Number

Hospitalization days

Prothrombin time

(seconds)

Thrombin time

(seconds)

Control group

57

14.80 ± 8.23

13.06 ± 0.68

17.98 ± 1.73

Observation group

58

13.55 ± 8.13

13.22 ± 0.72

17.55 ± 1.65

t

0.823

1.18

1.372

P

0.412

0.241

0.173