Appendix 2.

Conversation block code types and designations selected for the present study.

Conversational Block Code	Designation
CIC	Key Child with Adult Female/Male
CIOCAX	Key Child with Other Child and Adult Female/Male
AMF	Adult Female Only
AICF	Adult Female with Key Child
AIOCF	Adult Female with Other Child
AIOCCXF	Adult Female with Key Child and Other Child
AMM	Adult Male Only
AICM	Adult Male with Key Child
AIOCM	Adult Male with Other Child
AIOCCXM	Adult Male with Key Child and Other Child
XIOCA	Other Child with Adult Female/Male
XIC	Key Child and Adult Female/Male with Turns
XIOCAC	Other Child with Key Child and Adult Female/Male with No Turns