TABLE 1.
HIV infection cases by age group, exposure category, and sexa
| Exposure category | No. (% of total) by sex and age
group
|
||
|---|---|---|---|
| Male | Female | Pediatric | |
| Male homosexual exposure | 317,862 (57) | ||
| Injection drug use | 122,933 (22) | 45,075 (43) | |
| Male homosexual exposure and injection drug use | 42,093 (8) | ||
| Hemophilia or coagulation disorder | 4,559 (1) | 222 (0) | 234 (3) |
| Heterosexual exposure | 21,888 (4) | 40,744 (39) | |
| Blood transfusion | 4,752 (1) | 3,559 (3) | 375 (5) |
| Unknown | 38,999 (7) | 14,428 (14) | 159 (2) |
| Maternal transmission | 7,512 (91) | ||
a
Data are from reference 12a and are cumulative totals to June 1998. Pediatric group comprises individuals <13 years of age. Individuals in male and female groups are ≥13 years of age.