Sex | | | | | | |
Male | 1.00 | | | Not applicable | | |
Female | 0.72 | 0.53–0.97 | 0.02 | | | |
Region | | | | | | |
North Thames | 1.00 | | | 1.00 | | |
South Thames | 0.97 | 0.67–1.39 | | 1.87 | 0.91–3.82 | |
North West | 1.54 | 0.88–2.70 | | 3.77 | 1.45–9.80 | |
Northern and Yorkshire | 2.03 | 0.86–4.81 | | 0.15 | 0.01–3.01 | |
Trent | 0.82 | 0.51–1.31 | | 1.13 | 0.32–4.04 | |
Anglia and Oxford | 0.81 | 0.46–1.44 | | 1.18 | 0.38–3.69 | |
South and West | 0.80 | 0.44–1.47 | | 1.17 | 0.32–4.30 | 0.004 |
West Midlands | 1.21 | 0.65–2.27 | 0.06 | —* | | |
Age | 0.99 | 0.98–1.02 | 0.97 | 1.01 | 0.98–1.05 | 0.40 |
Ethnic group | | | | | | |
White | 1.00 | | | 1.00 | | |
Black Caribbean | 1.24 | 0.85–1.80 | | 6.68† | 0.70–63.43 | |
Black African | 0.63 | 0.35–1.13 | | 1.78 | 0.41–7.71 | |
Indian/Pakistani/Bangladeshi | 0.63 | 0.28–1.38 | | —* | | |
Other/mixed | 0.72 | 0.39–1.33 | 0.09 | 0.67 | 0.13–3.53 | 0.04 |
Partners in last 3 months | | | | | | |
0–1 | 1.00 | | | 1.00 | | |
2 | 0.70 | 0.52–0.93 | | 0.96 | 0.56–1.63 | |
3 or more | 1.07 | 0.64–1.79 | 0.02 | 1.36 | 0.72–2.56 | 0.69 |
Sex abroad in past 3 months | 0.71 | 0.39–1.28 | 0.22 | —* | | |
Previous GUM clinic attendance | 0.75 | 0.52–1.08 | 0.10 | 0.85 | 0.49–1.47 | 0.53 |
Concurrent acute STI | 1.24 | 0.93–1.65 | 0.13 | 0.99 | 0.48–2.04 | 0.97 |
Previous acute STI | 1.19 | 0.79–1.80 | 0.39 | 1.40 | 0.78–2.51 | 0.26 |
Site of infection‡ | | | | | | |
Genital | 1.00 | | | 1.00 | | |
Rectal | 1.74 | 0.81–3.73 | | 0.92 | 0.54–1.57 | |
Throat | 1.78 | 0.34–9.35 | 0.26 | 0.78 | 0.36–1.69 | 0.79 |
Sensitivity to penicillin | | | | | | |
Sensitive | 1.00 | | | 1.00 | | |
Reduced sensitivity | 2.55 | 1.20–5.41 | | 2.63 | 1.03–6.73 | |
Resistant | 0.76 | 0.47–1.27 | 0.01 | 1.98 | 1.03–3.78 | 0.02 |
Treatment§ | | | | | | |
Penicillin | 1.00 | | | 1.00 | | |
Quinolone | 0.92 | 0.66–1.30 | | 1.12 | 0.66–1.90 | |
Other drug type | 0.71 | 0.42–1.20 | 0.36 | 0.33 | 0.09–1.20 | 0.10 |