Transmission and Drug Resistance Characteristics of Human Immunodeficiency Virus-1 Strain Using Medical Information Data Retrieval System

Table 2

Basic information of infected persons.

Variable	Number of cases (cases)	Percentage (%)
Total	3716
Gender
Female	1349	36.30%
Male	2367	63.70%
Age
16-25	511	13.75%
25-50	1876	50.48%
>50	1208	32.51%
Unknown	121	3.26%
Way for spreading
Same-sex transmission	490	13.19%
Heterosexual transmission	2716	73.09%
Injecting drug use	198	5.33%
Others	312	8.40%