Table 1. Basic Demographic Characteristics of Homeless People of Tehran, 2012 .

Variable	No. (n = 593)	%
Gender
Female	80	13.49
Male	513	86.51
Age group
18-29	85	14.62
30-39	175	30.12
40-49	138	23.75
≥50	183	31.50
Marriage
Single	117	24.48
Married	71	14.85
Divorced/widowed	290	60.67
Education
Illiterate	68	11.83
Can read and write/primary school	145	29.74
Secondary school	155	26.96
High school/diploma	155	26.96
Post high school	52	9.04
Homelessness duration
10 days-5 months	146	25.70
5-24 months	171	30.11
24-60 months	118	20.77
≤60 months	133	23.42
History of incarceration
Never	298	51.20
More than 10 years ago	69	11.86
Within the last 10 years	215	36.94
Duration of incarceration (in the last 10 years)
More than 11 months	107	50.23
Less than 11 months	106	49.77
Using condom in last sexual contact	154	33.19
History of sharing needles	64	52.46
History of having sex with males among males	36	7.02
History of selling sex among women	14	17.50
Smoking cigarettes regularlya	507	85.49
Smoking hookah	108	18.21

^a Currently using cigarettes and smoking every day.