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. 2019 Jun;33(6):698–706. [Article in Chinese] doi: 10.7507/1002-1892.201812097

表 6.

Comparison of bone graft fusion rates between the two groups at different time points after operation (%)

两组患者术后各时间点植骨融合率比较(%)

组别
Group
例数
n
术后 6 个月
Six months after
operation
术后 1 年
One year after
operation
末次随访
Last follow-up
A 29 23(79.3) 27(93.1) 29(100)
B 36 29(80.6) 33(91.7) 36(100)
统计值
Statistic
χ2=0.016
P=0.901
χ2=0.000
P=1.000
χ2=0.000
P=1.000