Table 4. Comparison of speech intelligibility scores (SIR) and categorical auditory performance (CAP) scores among different study groups .

Variable	Normal hearing		Hearing aid		Cochlear implant
	Mean	SD	Mean	SD	Mean	SD
SIR	4.85	0.36	4.10	0.78	4.20	0.76
CAP	6.81	0.61	6.15	0.98	6.30	0.80

SD: Standard Deviation