Differences in orders by demographics and positivity before and after the introduction of ‘choose to test’
| Pre–‘choose to test’ | ‘Choose to test’ period | P value | |||
| n | % | n | % | ||
| All | 7550 | 9785 | |||
| Female | 4954 | 65.60% | 6386 | 65.30% | 0.63 |
| 16–24 | 4127 | 54.70% | 5316 | 54.30% | 0.34 |
| BME | 783 | 10.40% | 1094 | 11.20% | 0.08 |
| MSM | 463 | 6.10% | 692 | 7.10% | 0.008 |
| Chlamydia positives* | 358 | 6.20% | 433 | 5.90% | 0.57 |
| Gonorrhoea positivity* | 29 | 0.50% | 39 | 0.50% | 0.79 |
| HIV positives† | <5 | – | <5 | – | |
| Syphilis positives† | <5 | – | <5 | – | – |
*Chlamydia and gonorrhoea positivity calculated to include returned and viable samples only.
†Numbers under 5 are masked to prevent deductive identification.
BME, black and ethnic minority; MSM, men who have sex with men.