表 1.

Error comparison between the measured angles of the postoperative X-ray film and the ideal angles of preoperative planning (°)

术后 X 线片实测值及与术前规划理想值比较的误差（°）

序号 No.	HKA			FFC			FTC
	实测值 Measured value	误差 Error		实测值 Measured value	误差 Error		实测值 Measured value	误差 Error
1	179.7	0.3		89.3	−0.7		90.6	0.6
2	177.1	2.9		91.4	1.4		88.8	−1.2
3	178.2	1.8		90.8	0.8		88.5	−1.5
4	177.5	2.5		91.2	1.2		91.4	1.4
5	177.1	2.9		91.1	1.1		90.6	0.6
6	179.2	0.8		87.9	−2.1		87.3	−2.7