Background: Language interventions are complex behavioural interventions, making it difficult to distinguish the specific factors contributing to efficacy. The efficacy of oral language comprehension interventions varies greatly, but the reasons for this have received little attention. Aims: The aim of this meta-analysis was to examine which…

Tracking as a technique for training and evaluating speechreaders' reception of connected discourse is redefined, and some of its modifications are presented. Also noted are issues in the use of tracking, such as verbatim response, talker learning, and material selection, and recommendations for preparing speechreaders for the tracking task. (JDD)