Protocol adherence: All telephone recovery support
sessions were recorded with the participant’s permission.
Coordinators at each site reviewed a random sample of calls for
each volunteer and provided positive and corrective feedback
on protocol adherence during weekly supervision meetings
with volunteers. Over the course of the study, 1,742 telephone
sessions were completed out of a possible 3,786, for a telephone
session completion rate of 46%. For telephone protocols, this
rate compares favorably to the average of 37.5% found by Godley
et al. [25] and the mean of 11.5 sessions completed out of 32
planned calls completed by McKay et al [26]. An average of nine
specific recovery support procedures were completed per call.
In addition, homework assignments were agreed to in 94% of
sessions, and 69% of homework was reported by adolescents in
subsequent sessions to be completed.