Table 3

- Contralateral supression amplitudes.

Frequencies	Groups						P-value
	Hospitalized patients		Outpatients		Controls
	Mean±SD	Median (min-max)	Mean±SD	Median (min-max)	Mean±SD	Median (min-max)
1 kHz	1.94±1.12	2 (-1 - 5)	3.09±3.44	2 (-4 - 13)	4.08±4.1	2 (-2 - 15)	0.063*
1.5 kHz	2.85±1.79	2.5 (-2 - 8)	2.46±1.77	2.5 (-1 - 8)	3.78±2.96	3 (-1 - 13)	0.097*
2 kHz	1.96±2.39	1.5 (-6 - 8)	2.41±2.77	2 (-6 - 13)	2.8±3.42	1.5 (-2 - 12)	0.594*
3 kHz	1.77±2.8	2 (-7 - 11)	2.3±2.64	2 (-7 - 10)	2.92±2.9	2 (0-11)	0.351*
4 khz	2.06±2.88	2 (-5 - 9)	2.98±3.07	2.5 (-3 - 10)	3.06±3.52	2 (-10 - 12)	0.284*

kHz: kilohertz, SD: standard deviation, Min: minimum, Max: maximum, *Kruskall-Wallis, a statistically significant difference (p<0.05)