Document Classification

Section Type: RESULTS

Text: In children in the randomized clinical trial, there were no statistically significant differences in mean (+ / - standard deviation) scores (higher denotes more favorable) favoring the early-treatment group over the late-treatment group on the General Cognitive Index of the McCarthy Scales of Children 's Abilities (97 + / - 14 and 98 + / - 14, respectively) ; the Peabody Picture Vocabulary Test-Revised, a measure of receptive language (90 + / - 15 vs 92 + / - 16) ; the Nonword Repetition Test, a measure of phonological memory (66 + / - 12 vs 70 + / - 12) ; the Number of Different Words, a measure of word diversity (150 + / - 34 vs 150 + / - 31) ; the Mean Length of Utterance in Morphemes, a measure of sentence length and grammatical complexity (3. 4 + / - 0. 8 vs 3. 4 + / - 0. 7) ; or the Percentage of Consonants Correct-Revised, a measure of speech-sound production (92 + / - 5 vs 93 + / - 5).