Exposure to HIV risks among young people who use drugs (YPUD) in three cities in Vietnam: time to develop targeted interventions

Table 1 Number of YPUD recruited according to the city and the recruitment procedure

City	Number of seeds	Recruitment procedure		Recruitment sample size N (%)
City	Number of seeds	RDS	Select peer recruitment	Total recruited	Completed the survey	Eligible for data analysis
Hanoi	23	105	97	225	179	168 (28.8)
Haiphong	19	158	66	243	217	213 (36.5)
Ho Chi Minh City	30	91	114	235	208	203 (34.8)
Total	72	354	277	703	604	584

ISSN: 1477-7517