Table 4.
Variable | Excluding subjects who received a diagnosis of prostate cancer within 6 months following the index date | Excluding subjects who received a diagnosis of prostate cancer within 1 year following the index date | ||
---|---|---|---|---|
Subjects with sexuallytransmitted infections No. (%) |
Comparisonsubjects No. (%) |
Subjects with sexuallytransmitted infections No. (%) |
Comparisonsubjects No. (%) |
|
Five-year follow-up period | ||||
Presence of prostate cancer | 15 (1·43) | 78 (0·74) | 13 (1·24) | 68 (0·65) |
Crude hazard ratio† (95% CI) | 1·81 (1·03–3·21) | 1·00 | 1·93* (1·06–3·51) | 1·00 |
Adjusted hazard ratio‡ (95% CI) | 1·70* (1·01–3·01) | 1·00 | 1·83* (1·01–3·33) | 1·00 |
CI, Confidence interval.
Hazard ratio was calculated by the stratified Cox regression model (stratified on age group and the year of index date).
Adjustments are made for patients' geographical location, urbanization level, monthly income, history of vasectomy, hypertension, diabetes, hyperlipidaemia, obesity, tobacco use disorder, and alcohol abuse/alcohol dependence syndrome.
P < 0·05.