Brief interventions to address substance use among patients presenting to emergency departments in resource poor settings: a cost-effectiveness analysis

Table 2 Estimated counsellor time spent on different intervention components

Intervention elements	Minutes per patient	Number of sessions	Total minutes	Share of time (%)
Screening	10	2736	27,360	57
MI group
MI session	30	113	3390	7
MI-PST group
MI session	30	109	3270	36
First PST session	60	87	5220
Second PST session	40	77	3080
Third PST session	40	69	2760
Fourth PST session	40	65	2600
Totals		3256	47,680	100

ISSN: 1478-7547