Examination of the cut-off scores determined by the Ages and Stages Questionnaire in a population-based sample of 6 month-old Norwegian infants

Table 2 The mean percentage per area answering Not yet, Sometimes or Yes, and items significantly different from the Norwegian reference sample

N.ref: Norwegian reference sample
No/Somet/Yes: Not yet/Sometimes/Yes
Items ≠ N.ref: Items significantly different in the dataset and in the N.ref sample
Significance testing: Pearson's Chi Square (2 df), mean number in each category; for the N.ref sample, calculated from the percentage per category and the number of participants
* p-value < 0.05
** p-value < 0.01
*** p-value < 0.001
‡: 14 items have an ASQ Pictogram that is not included: Gross motor 4,5,6;Fine motor 3,4,5,6; Problem solving 4,5,6; Personal social 1,3,4,5

ISSN: 1471-2431