Though it is considered to be a reliable tool for the further diagnosing of ASD, this was a poorly representative sample since those that were evaluated were already diagnosed with ASD and was not compared to children without ASD. Researchers did not look at test-retest reliability nor inter-rater reliability to assess scores over time or to rule out any unwanted subjectivity.
The table below shows the breakdown of diagnosis as well as the number of participants within those diagnoses. It also shows the mean scores as well as the standard deviation and range of scores that the participants scored on the Social Communication Questionnaire.
The table below shows the breakdown of diagnosis as well as the number of participants within those diagnoses. It also shows the mean scores as well as the standard deviation and range of scores that the participants scored on the Social Communication Questionnaire.
Further analysis was done once the data of the Social Communication Questionnaire became available. This time, researchers took 214 individuals and divided them according to age groups; no language, 2-4 years, 5-6 years, 7-10 years, and 11 years and older. 177 participants were male and 37 were female. The table below shows the breakdown of ages and their scores: