Table 1. Characteristics of patients in the studies included.
| References (year) | Country | Design | FURS | Cases (M/F), n | Age (years) | BMI | Stone size (mm) | Scores | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Single-use | Reusable | Single-use | Reusable | Single-use | Reusable | Single-use | Reusable | Single-use | Reusable | ||||||||
| Kam [2019] | Australia | Prospective, single-center, cross-sectional | Lithovue | URF-V2 | (41/14) 55 | (39/25) 64 | 53.5 (46.2–60.7) | 53.3 (47.6–59.0) | NR | NR | 14.7 (112–18.1) | 13.3 (11.0–15.6) | 6 (NOS) | ||||
| PU3022A | URF-V2 | (21/10) 31 | (39/25) 64 | 54.1 (46.0–62.2) | 53.3 (47.6–59.0) | NR | NR | 12.8 (9.7–15.9) | 13.3 (11.0–15.6) | ||||||||
| Qi [2019] | China | RCT | Zebrascope | URF-V | (46/17) 63 | (45/18) 63 | 51.84±13.16 | 53.25±12.11 | 26.07±4.55 | 25.84±3.56 | NR | NR | 6 (Jadad) | ||||
| Mager [2018] | Germany | Cohort | Lithovue | Flex-x2s/Flex-xc | (48/20) 68 | (43/25) 68 | 54±17 | 59±16 | NR | NR | NR | NR | 6 (NOS) | ||||
| Usawachintachit [2017] | American | Case control | Lithovue | URF-P6 | (61/54) 115 | (31/35) 65 | 55.8±15.1 | 50.5±12.6 | 29.1±8.6 | 30.6±9.6 | 14.7±9.9 | 16.3±12.2 | 7 (NOS) | ||||
| Ding Jie [2015] | China | RCT | Polyscope | URF-V2 | (102/78) 180 | (107/73) 180 | 50.5±12.8 | 51.1±13.7 | NR | NR | NR | NR | 5 (Jadad) | ||||
FURS, flexible ureteroscope; M/F, male/female; BMI, body mass index; NR, not reported; RCT, randomized controlled trial; NOS, the Newcastel-Ottawa Scale.