From: Not again! Effect of previous test results, age group and reason for testing on (re-)infection with Chlamydia trachomatis in Germany
Time interval until subsequent test
Women
Men
Median time in months (IQR)
Negative test
15.5 (IQR: 9.4–25.6)
7.4 (IQR: 3.1–15.2)
Positive test
3.0 (IQR: 1.7–8.9)
2.8 (IQR: 1.5–8.1).