Table 2.
Prevalence of Chlamydia trachomatis and Neisseria gonorrhoeae infections by anatomic site among 529 participants enrolled from an HIV PrEP program clinic in Hanoi, Vietnam.
| Anatomic Site | C. trachomatis (n/N*, %) |
N. gonorrhoeae (n/N*, %) |
C. trachomatis or N. gonorrhoeae (n/N*, %) |
C. trachomatis and N. gonorrhoeae (n/N*, %) |
|---|---|---|---|---|
| Total Infections (Any Site) | 108 (20.4) | 76 (14.4) | 153 (28.9) | 31 (5.9) |
| Single Site Infections | ||||
| Pharyngeal only | 19/528 (3.6) | 32/528 (6.1) | 41/528 (7.7) | 3/528 (0.6) |
| Rectal only | 57/493 (11.6) | 10/494 (2.0) | 52/493 (10.6) | 4/493 (0.8) |
| Urethral only | 14/529 (2.7) | 2/529 (0.4) | 11/529 (2.1) | 0/529 (0) |
| Multisite Infections | ||||
| Pharyngeal and rectal | 9/493 (1.8) | 18/494 (3.6) | 26/494 (5.3) | 13/493 (2.6) |
| Pharyngeal and urethral | 1/528 (0.2) | 5/528 (1.0) | 7/528 (1.3) | 3/528 (0.6) |
| Urethral and rectal | 7/493 (1.4) | 2/494 (0.4) | 7/493 (1.4) | 1/493 (0.2) |
| Pharyngeal, rectal, and urethral | 1/493 (0.2) | 7/494 (1.4) | 9/494 (1.8) | 7/493 (1.4) |
| Any pharyngeal | 30/528 (5.7) | 62/528 (11.7) | 83/528 (15.7) | 26/528 (4.9) |
| Any rectal | 74/493 (15.0) | 31/493 (6.3) | 94/493 (19.1) | 25/493 (5.1) |
| Any urethral | 23/529 (4.3) | 16/529 (3.0) | 34/529 (6.4) | 11/529 (2.1) |