Table 2.

Comparison of the unaided and aided conditions on the basis of sound field thresholds, speech identification scores and signal to noise ratio-50 values.

Sample no.	Measures	X2 (df)	P
1	500 Hz	65.48(3)	0.000
2	1000 Hz	47.88(3)	0.000
3	2000 Hz	49.14(3)	0.000
4	4000 Hz	53.62(3)	0.000
5	SIS	57.08(3)	0.000
6	SNR-50 direct	6.28(3)	0.090
7	SNR-50 indirect	10.89(3)	0.010

df, degree of freedom; SIS, speech identification scores; SNR-50, signal to noise ratio-50.