Table 1.

Intra-observer reliability of angular measurements of hindfoot alignment using two different radiographic views

Parameter	Hindfoot alignment view		Long axial view
	Bilateral stance	Unilateral stance	Bilateral stance	Unilateral stance
Mean of differences (SD)	2.2° (1.7°)	1.8° (1.7°)	1.1° (1.1°)	1.4° (1.1°)
Mean of differences (SD)	0.72*	0.91*	0.93*	0.91*

*P < 0.01