evidencegaps
Primary study · included by 1 review

Does inflammatory bowel disease increase the risk of lower urinary tract tumors: a meta-analysis.

Zhang 2021 · Zhang Chi, Liu Shengzhuo, Peng Liao, et al. · Translational andrology and urology · 2021

Included by

Bladder cancer risk factors: a comprehensive umbrella review of meta-analyses.
Non-Cochrane · aetiology · 2026 · cited as Zhang 2021 · Table 1 (Included MA); References
Outcome this study informsPooled effectEvidenceCertainty
Risk of bladder cancer
With inflammatory bowel disease vs Without inflammatory bowel disease
RR 0.99 [0.87, 1.12]11 studies · 533167 participantsVery low
Risk of bladder cancer
With hepatitis C virus infection vs Without hepatitis C virus infection
RR 0.92 [0.82, 1.03]5 studiesVery low

1 including review in total.