99 Table 20--continued Parent Category Clinic-Referred Comparison K K Physical Positive ** ** Play Talk .75 .82 Praise (total) .60 Reflection .36 .63 Unlabeled Praise .80 .60 Note. K = kappa estimate. Analyses based on n = 19 5-minute coding intervals for the clinic-referred group and n = 27 5-minute coding intervals for the comparison group. * Not coded. ** Insufficient data for calculation.