表 2.

术后CT测量第一跖骨中分线及足底垂线的一致性结果

Consistent results of the CT measurements of the length of the first metatarsal midline and the plumbline after surgery

Items	First metatarsal midline/cm, x±s	Plumbline of the foot/cm, x±s
ICC, intraclass correlation coefficient.
Observer 1	4.15±0.60	4.22±0.66
Observer 2	4.14±0.57	4.21±0.63
Observer 3	4.19±0.56	4.24±0.64
ICC	0.988	0.987
95%CI	0.980-0.993	0.979-0.993
P	< 0.001	< 0.001