Parameter | Description | Value (units) | References |
---|---|---|---|
| The mean number of susceptible individuals infected with chlamydia per year by an index case. | 0.8-10 (1/year) | [27] |
1/σ | Average duration of natural infection. | 1.25* (years) | |
1/σ' | Average duration of infection when treated. | 0.038* (years) | [5] |
φ | Diagnostic test sensitivity. | 0.50-0.92 | [7] |
φ' | Diagnostic test specificity. | 0.98-1.0 | [7] |
1/μ | Average duration of sexual activity. | 15†(years) | |
1/δ | Average duration removed. | 0.5-10†(years) | |
n I | Number of infectives tested. | Calculated | Â |
n S | Number of susceptibles tested. | Calculated | Â |