Table 4. Changes in Range of Foot Motions after Double Arthrodesis (n = 16).

Position	Maximum range of motion, degrees		P	Restriction rate (%)
	Preoperative angle, mean (SD)	Postoperative angle, mean (SD)
Dorsiflexion	34.62 (2.73)	28.36 (3.32)	<0.001	18.01 (3.77)
Plantarflexion	45.18 (3.12)	42.55 (4.02)	<0.001	5.80 (2.45)
Abduction	21.85 (2.95)	5.36 (1.96)	<0.001	75.04 (8.99)
Adduction	23.80 (3.10)	4.55 (2.03)	<0.001	80.00 (9.27)
Eversion	20.32 (2.68)	6.35 (2.83)	<0.001	69.02 (7.88)
Inversion	37.55 (3.03)	12.57 (3.98)	<0.001	66.45 (7.32)
Mean square	4912.78