组别

A组(n = 20)

B组(n = 20)

C组(n = 20)

Z值

P值

术前

4.75 ± 1.12

4.80 ± 1.28

4.85 ± 1.14

0.101

0.951

术后3天

4.65 ± 1.14^*

4.65 ± 1.26^*

4.65 ± 1.09^*

0.006

0.997

术后7天

4.05 ± 1.15^*

4.25 ± 1.12^*

4.5 ± 1.15^*

1.632

0.442

术后6周

2.95 ± 1.05^*

3.10 ± 0.97^*

2.80 ± 1.24^*

0.505

0.777

末次随访

1.85 ± 1.04^*

1.90 ± 1.07^*

1.75 ± 1.02^*

0.277

0.871

F值

96.368

169.236

127.269

P值

<0.001

<0.001

<0.001

组间效应

F = 0.040, P < 0.961

组内效应

F = 335.997, P < 0.001

交互效应

F = 3.812, P < 0.05