Table 2.

Comparison of MoCA among LAN, RAN, and HC groups.

	LAN (n = 40)	RAN (n = 24)	HC (n = 67)	H values	p-value	Post-hoc
Visuospatial executive	3.00 (2.00)	2.00 (2.00)	4.00 (2.00)	44.844	<0.001*	RAN < HC LAN < HC
Naming	3.00 (1.00)	2.00 (2.00)	3.00 (1.00)	10.569	0.005*	RAN < HC RAN < LAN
Attention	5.00 (1.00)	5.00 (1.00)	6.00 (0.00)	27.776	<0.001*	RAN < HC LAN < HC
Language	1.50 (1.00)	1.00 (2.00)	2.00 (2.00)	18.815	<0.001*	RAN < HC LAN < HC
Language: sentence repetition	1.00 (1.00)	0.00 (1.00)	1.00 (1.00)	15.045	0.001*	RAN < HC LAN < HC
Language: fluency task	1.00 (0.00)	1.00 (1.00)	1.00 (0.00)	14.677	0.001*	RAN < HC LAN < HC
Abstract thinking	1.00 (2.00)	1.00 (2.00)	2.00 (1.00)	9.391	0.009*	RAN < HC
Delayed recall	2.00 (2.00)	2.00 (2.00)	3.00 (3.00)	13.884	0.001*	RAN < HC LAN < HC
Orientation	6.00 (1.00)	6.00 (1.00)	6.00 (0.00)	12.543	0.002*	RAN < HC LAN < HC
MoCA scores	21.00 (6.00)	19.00 (9.00)	26.00 (5.00)	37.407	<0.001*	RAN < HC LAN < HC

p- and H values were obtained by Kruskal-Wallis H (non-parametric test). Data were expressed as median (interquartile range).

^*p < 0.05. LAN, left acoustic neuroma; RAN, right acoustic neuroma; HC, healthy controls; MoCA, Montreal cognitive assessment.