Pressure buildup patterns preceding the onset of phonation were studied in 573 fluent utterances of 10 stutterers and in 552 utterances of 7 controls. Stutterers evidenced deviant patterns of subglottal pressure buildup and abrupt voice onsets more often than did controls; occurrence of jitter and shimmer did not differ significantly. (Author/JDD)

This study of 20 stuttering and 20 nonstuttering preschool children found that stuttering children scored lower on 7 out of 8 language measures, with no significant intergroup differences on articulation proficiency or fluency. There were few significant correlations between measures of stuttering rate, speaking rate, and language performance…