Comparison of female specimens | Bristol | Female urine v vulval swabs (3000) | PCR |
| Birmingham | Female urine v vulval swabs (3000) | SDA |
Test comparison 1 | Bristol | Male urine, vulval swabs (2000, 3000) | PCR v EIA |
| Birmingham | Vulval swabs (3000) | SDA v EIA |
Test comparison 2 Quality assurance | Exchange of specimens between Bristol and Birmingham | Male urine, vulval swabs (4000, 6000) | PCR v SDA |
Examine specimen stability | Bristol | Female urine, vulval swabs from genitourinary clinic (300 each) | PCR |
Determine optimum pool size | Bristol | Male urine, vulval swabs (100, 200) | PCR, pool sizes of 4 and 8 |