Table 6. Prevalence of STIs according to age groups.
| Variable | Age group (yr) | p-value | ||
|---|---|---|---|---|
| <50 | ≥50 | |||
| Total STIs | 0.005 | |||
| Negative | 219 (31.8) | 106 (41.6) | ||
| Positive | 469 (68.2) | 149 (58.4) | ||
| Chlamydia trachomatis | ||||
| Negative | 658 (95.6) | 252 (98.8) | 0.018 | |
| Positive | 30 (4.4) | 3 (1.2) | ||
| Mycoplasma genitalicum | ||||
| Negative | 660 (95.9) | 225 (100.0) | 0.001 | |
| Positive | 28 (4.1) | 0 | ||
| Mycoplasma hominis | ||||
| Negative | 588 (85.5) | 223 (87.5) | 0.435 | |
| Positive | 100 (14.5) | 32 (12.5) | ||
| Neisseria gonorrhea | ||||
| Negative | 686 (99.7) | 254 (99.6) | >0.999 | |
| Positive | 2 (0.3) | 1 (0.4) | ||
| Trichomonas vaginalis | ||||
| Negative | 684 (99.4) | 253 (99.2) | 0.664 | |
| Positive | 4 (0.6) | 2 (0.8) | ||
| Ureaplasma parvum | ||||
| Negative | 306 (44.5) | 135 (52.9) | 0.021 | |
| Positive | 382 (55.5) | 120 (47.1) | ||
| Ureaplasma urealyticum | ||||
| Negative | 536 (77.9) | 203 (79.6) | 0.573 | |
| Positive | 152 (22.1) | 52 (20.4) | ||
| Multiple infection | ||||
| Single | 280 (59.7) | 95 (63.8) | 0.377 | |
| Multiple | 189 (40.3) | 54 (36.2) | ||
Values are presented as number (%).
STI, sexually transmitted infection.