Assessment of combined transposition of the inferior oblique muscle belly without disinsertion and contralateral inferior oblique recession for treating asymmetric inferior oblique muscle overaction (IOOA)

Table 1 Comparison of VD, HD, V value, FDA value, IOA, compensatory head position between the two groups

	Distance	preop. (PD, x ± s)	postop. (PD, x ± s)	t	Z	P
VD (PD)	5 m	8.04 ± 3.08	1.57 ± 1.90	8.713		P < 0.001
HD (PD)	5 m	23.26 ± 13.43	2. 47 ± 2.84	6.672		P < 0.001
HD (PD)	33 cm	30.96 ± 15.99	6. 39 ± 2.59	6.759		P < 0.001
V-value	5 m	14.57 ± 4.50	4. 09 ± 2. 17	12.640		P < 0.001
the lesser overacting IOOA [level, M (P75, P25)]		(1) 00(1. 00, (2) 00)	0. 00(0. 00, 0. 00)		-4.332	P < 0.001
the greater overacting IOOA [level, M (P75, P25)]		3. 00(3. 00, 4.00)	0. 00(0. 00, 0. 00)		-4.630	P < 0.001
Binocular IOOA difference [level, M (P75, P25)]		2. 00(1. 00, 2. 00)	0. 00(0. 00, 0. 00)		-4.320	P < 0.001
mild side FDA		11.39°±2.39°	6.62°±1.11°	11.132		P < 0.001
severe side FDA		14.39°±2.45°	7.43°±1.23°	11.231		P < 0.001
Compensatory head position		14	0		3.357	P < 0.001

ISSN: 1471-2482