Table 1. General characteristics of newly diagnosed HIV individuals in 2015 and 2018, China.
| Variable | 2015 | 2018 | Total | |||||
| Number of cases | Proportion (%) | Number of cases | Proportion (%) | Number of cases | Proportion (%) | |||
| Abbreviations: HIV=human immunodeficiency virus; HET=heterosexual; MSM=men who have sex with men; IDU=injecting drug users. | ||||||||
| Total | 4,704 | 100.0 | 4,276 | 100.0 | 8,980 | 100.0 | ||
| Age (years) | ||||||||
| 16–25 | 862 | 18.3 | 676 | 15.8 | 1,538 | 17.1 | ||
| 26–49 | 2,749 | 58.5 | 2,350 | 55.0 | 5,099 | 56.8 | ||
| ≥50 | 1,003 | 21.3 | 1,227 | 28.7 | 2,230 | 24.8 | ||
| Unknown | 90 | 1.9 | 23 | 0.5 | 113 | 1.3 | ||
| Sex | ||||||||
| Male | 3,763 | 80.0 | 3,595 | 84.1 | 7,358 | 81.9 | ||
| Female | 876 | 18.6 | 681 | 15.9 | 1,557 | 17.4 | ||
| Unknown | 65 | 1.4 | 0 | 0.0 | 65 | 0.7 | ||
| Education | ||||||||
| Primary school | 1,338 | 28.5 | 993 | 23.2 | 2,331 | 26.0 | ||
| Junior high school | 1,412 | 30.0 | 1,205 | 28.2 | 2,617 | 29.1 | ||
| Senior high school or above | 1,769 | 37.6 | 1,877 | 43.9 | 3,646 | 40.6 | ||
| Unknown | 185 | 3.9 | 201 | 4.7 | 386 | 4.3 | ||
| Route of HIV transmission | ||||||||
| HET | 2,533 | 53.9 | 2,181 | 51.0 | 4,714 | 52.5 | ||
| MSM | 1,855 | 39.4 | 1,906 | 44.6 | 3,761 | 41.9 | ||
| IDU | 115 | 2.4 | 53 | 1.2 | 168 | 1.9 | ||
| Others | 201 | 4.3 | 136 | 3.2 | 337 | 3.7 | ||
| Subtype | ||||||||
| CRF01_AE | 1,835 | 39.0 | 1,578 | 36.9 | 3,413 | 38.0 | ||
| CRF07_BC | 1,675 | 35.6 | 1,696 | 39.7 | 3,371 | 37.5 | ||
| CRF08_BC | 418 | 8.9 | 384 | 9.0 | 802 | 8.9 | ||
| CRF55_01B | 110 | 2.3 | 168 | 3.9 | 278 | 3.1 | ||
| B | 261 | 5.6 | 183 | 4.3 | 444 | 5.0 | ||
| Others | 405 | 8.6 | 267 | 6.2 | 672 | 7.5 | ||