Table 3.

Age (Mean, SD) and looking time (Mean, SD) during the sound and the silent trials for the CI and the NH groups

	CI group				NH group
Bin	Age	CI age	Sound	Silent	Age	Sound	Silent
< 1 mo	17.77 (5.29)	.55 (.41)	6.26 (4.91)	6.05 (3.43)	17.80 (5.56)	9.44 (4.15)	7.12 (2.95)
3–6 mos	20.62 (5.52)	4.50 (1.69)	7.84 (5.62)	5.92 (3.82)	20.60 (5.70)	7.87 (3.62)	6.94 (3.36)
12 mos	28.87 (5.23)	11.74 (.55)	8.3 (4.08)	6.93 (2.46)	28.94 (5.30)	6.66 (3.65)	5.98 (2.96)
18 mos	31.42 (3.78)	17.85 (.48)	5.73 (3.82)	7.09 (4.85)	31.54 (3.62)	4.98 (3.24)	4.77 (2.20)

Note: Age reported in months; looking time in seconds.