项目

A组

B组

C组

D组

统计值

p值

手术时间(min)

79.60 ± 8.20

83.80 ± 5.40

85.40 ± 6.35

87.60 ± 5.73

F = 1.347

p = 0.294

术中失血量(ml)

304.73 ± 33.15

301.60 ± 34.32

293.27 ± 29.20

290.93 ± 33.74

F = 0.610

p = 0.611

术后可见失血量(ml)

241.33 ± 20.66

238.00 ± 17.30

162.00 ± 22.82

156.33 ± 23.79

F = 71.740

p = 0.001

术后第1天Hb

98.67 ± 12.13

99.93 ± 15.20

109.67 ± 7.88

108.80 ± 10.78

F = 3.588

p = 0.019

术后第3天Hb

93.93 ± 10.83

94.33 ± 10.17

102.33 ± 8.47

103.93 ± 12.20

F = 3.731

p = 0.016

总失血量

778.40 ± 69.39

711.20 ± 60.82

533.67 ± 58.66

519.00 ± 54.97

F = 66.890

p = 0.001

输血例数

17/38

16/38

4/38

5/38

c² = 19.082

p = 0.001

术后6月Harris评分

76.13 ± 3.68

76.33 ± 2.58

78.00 ± 2.85

77.53 ± 2.80

F = 1.370

p = 0.261