Table 2.

Mean speech perception, speech production and language age equivalent scores of the 112 follow-up participants measured in elementary grades (CI-E) and high school (CI-HS)

Characteristic	CI-E			CI-HS
	Mean	SD	Easy/Hard	Mean	SD	Easy/Hard
% LNT @ 70 dB SPL	50.6	24.9	52.8/48.7	60.1	23.4	63.8/56.4
% LNT @ 50 dB SPL	-	-	-	47.2	24.2	49.3/45.0
% BKB Sentences in Quiet	63.2	34.2	-	80.3	26.8	-
% BKB Sentences in Noise	-	-	-	52.0	26.3	-
Language Age Equivalent	7.1a	1.6	-	14.4b	5.5	-
%Phoneme Productionc	67.8	18.1	-	96.0	7.7	-
%CAVET - V	39.6	18.9	-	46.1	15.5	-
% CAVET -AV	82.3	19.1	-	90.8	11.2	-
% CAVET - AV-V	42.7	21.2	-	44.7	14.4	-

^aTest for Auditory Comprehension of Language (TACL)

^bPeabody Picture Vocabulary Test

^cMcGarr Sentences