Table 2. Summary of studies.
| Study ID | Title | Authors | Year | Study type | Country of study | Type of BC patients |
|---|---|---|---|---|---|---|
| 1 | Is cystoscopy follow-up protocol safe for low-risk bladder cancer without muscle invasion? | Yucetas et al. (11) | 2020 | Retrospective cohort study (Case series) | Turkey | Low risk NMIBC |
| 2 | Extent of Risk-Aligned Surveillance for Cancer Recurrence Among Patients With Early-Stage Bladder Cancer | Schroeck et al. (12) | 2018 | Cohort study | USA | Patients with early stage bladder cancer (NMIBC) |
| 3 | Pathological Outcomes for Patients Who Failed To Remain Under Active Surveillance for Low-risk Non–muscle-invasive Bladder Cancer: Update and Results from the Bladder Cancer Italian Active Surveillance Project | Hurle et al. (13) | 2018 | Prospective observational cohort study | Italy | NMIBC |
| 4 | Discrepancy Between European Association of Urology Guidelines and Daily Practice in the Management of Non–muscle-invasive Bladder Cancer: Results of a European Survey | Hendricksen et al. (14) | 2019 | Qualitative study - Interviews | Europe (Germany, France, UK, Italy, Poland, Netherlands, Czech Republic, Austria and Belgium) | NMIBC |
| 5 | The impact of frequent cystoscopy on surgical care and cancer outcomes among patients with low-risk, non–muscle-invasive bladder cancer | Schroeck et al. (15) | 2019 | Retrospective cohort study | USA | Low risk NMIBC |
| 6 | Overuse of Cystoscopic Surveillance Among Patients With Low-risk Non–Muscle-invasive Bladder Cancer – A National Study of Patient, Provider, and Facility Factors | Han et al. (16) | 2019 | Retrospective cohort study | USA | Patients newly diagnosed with low-risk NMIBC |
| 7 | Multiple recurrences and risk of disease progression in patients with primary low-grade (TaG1) non-muscle-invasive bladder cancer and with low and intermediate EORTC-risk score. | Simon et al. (17) | 2019 | Retrospective cohort study – Single centre case series | France | Primary TaG1 bladder cancer |
| 8 | Long-term Bladder and Upper Urinary Tract Follow-up Recurrence and Progression Rates of G1-2 Non-muscle-invasive Urothelial Carcinoma of the Bladder | Golabesk et al. (9) | 2017 | Retrospective cohort study | Spain | NMIBC |
| 9 | Long-term oncological outcomes of an active surveillance program in recurrent low grade Ta bladder cancer | Hernandez et al. (18) | 2016 | Cohort study | Spain | G1/G2 pTa-T1 |
| 10 | A surveillance schedule for G1Ta bladder cancer allowing efficient use of check cystoscopy and safe discharge at 5 years based on a 25-year prospective database. | Mariappan and Smith (10) |
2005 | Prospective cohort study | Scotland, UK | G1pTa |
| 11 | Surveillance for bladder cancer: The management of 4.8 million people | Wright and Jones (19) | 2000 | Qualitative study - Questionnaires | UK | G1/G2 pTa-T1 |
| 12 | Comparison of surveillance strategies for low-risk bladder cancer patients | Zhang, Denton and Nielsen (20) | 2013 | Cohort Study | USA | NMIBC |
| 13 | Reduced bladder tumour recurrence rate associated with narrow-band imaging surveillance cystoscopy | Herr and Donat (21) | 2011 | Cohort study | USA | Recurrent low- grade papillary bladder tumours |
| 14 | Long-term surveillance of bladder tumours: Current practice in the United Kingdom and Ireland | Wazait et al. (22) | 2003 | Qualitative study - Questionnaires | UK and Ireland | NMIBC |
NMIBC, non-muscle invasive bladder cancer; TURBT, transurethral resection of the bladder tumour.