Table 1.
A list of operationalized definitions of joint attention events used in papers between 2000 and 2018 that met criteria for our literature review; references [12–104].
Table 2.
Definitions of types of look from Hobson & Hobson, 2007 and the summaries of these definitions provided to participants in the current study.
Table 3.
Distribution of participant responses over the three categories of looks for the 23 looks identified as ‘high agreement’ by binomial tests.
Fig 1.
Mean duration of look from infant to mother for ‘high agreement’ looks that were rated as “Checking looks” and “Sharing looks” by the majority of participants, with SEM error bars.
Table 4.
The proportion of high agreement Sharing and Checking looks (as judged by the raters) in which the infant produced at least one facial expression, gesture, and vocalisation during the look to their mother, and results from the GLMM analyses.
Table 5.
The proportion of high agreement Sharing and Checking looks (as judged by the raters) in which the mother produced at least one facial expression, gesture, or vocal communication during their infant’s look to them.
Fig 2.
Mean frequency of mother communication in high agreement looks rated by the majority of participants as “Checking looks” and “Sharing looks”, with SEM error bars.