Table 1.
Characteristics of studies comparing outcomes of laser lithotripsy with and without ureteral access sheaths
| Study and year | Study design | Country | SFR definition | Duration of follow-up | UAS Size | Sample size (n) | Patients per arm | Patient age (years) | Stone burden (mm)* | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UAS | No UAS | UAS | No UAS | UAS | No UAS | |||||||
| Berquet et al. 2013 [14] | OBS | France | <3 mm | 3 months | 12/14 Fr | 280 | 157 | 123 | 50 | 52 | 15.15 (9.8) | 13.75 (8.0) |
| Bozzini et al. 2021 [15] | RCT | Italy, Spain | <3 mm | 3 days | 10/12 Fr | 181 | 92 | 89 | 51.4 | 48.3 | 15.82 (4.12) | 14.11 (4.89) |
| Cristallo et al. 2022 [16] | OBS | Argentina | NR | NR | 12/14 Fr | 241 | 43 | 198 | 54.1 | 53.2 | 11.5 (4.6) | 9.2 (4.0) |
| Damar et al. 2021 [17] | OBS | Turkey | <3 mm | NR | 9.5/11 Fr | 60 | 30 | 30 | 49.6 | 48.4 | NR | NR |
| Ecer et al. 2022 [18] | RCT | Turkey | <3 mm | 14 days | 9.5/13 Fr | 60 | 40 | 20 | 47 | 50.5 | 13.65 (4.6) | 14.95 (6.5) |
| Geraghty et al. 2016 [4] | OBS | UK | <2 mm | 2–3 months | 9.5/11 Fr 12/14 Fr | 68 | 40 | 28 | NR | NR | NR | NR |
| Karaaslan et al. 2019 [19] | OBS | Turkey | NR | NR | 12/14 Fr | 129 | 81 | 48 | NR | NR | 14.9 (5.7) | 15.8 (6.0) |
| Kourambas et al. 2001 [20] | OBS | USA | NR | 3 months | 12/14 Fr | 47 | 23 | 24 | NR | NR | 13.7 | 10.1 |
| L’esperance et al. 2005 [21] | OBS | USA | NR | 2 months | 12/15 Fr | 256 | 173 | 83 | 49 | 47 | 8.7 | 7.3 |
| Lildal et al. 2018 [22] | OBS | Denmark | NR | NR | 10/12 Fr | 180 | 88 | 92 | 55 | 50 | NR | NR |
| Mulţescu et al. 2015 [23] | OBS | Romania | NR | 18 months | 10/12 Fr | 237 | 126 | 111 | NR | NR | NR | NR |
| Özman et al. 2021 [24] | OBS | Turkey | <3 mm | 1 month | 10/12 Fr, 11/13 Fr | 568 | 481 | 87 | 48.5 | 47.6 | NR | NR |
| Sari et al. 2020 [25] | OBS | Turkey | <3 mm | 2 months | 11/13 Fr 9.5/11.5 Fr | 1,808 | 1,489 | 319 | 46.2 | 44.9 | 15.6 (7.9) | 12.53 (5.9) |
| Singh et al. 2023 [26] | RCT | India | <3 mm | 1 month | 9.5/11 Fr 12/14 Fr | 90 | 41 | 40 | 39 | 39.1 | 14.7 (4.57) | 15.3 (4.97) |
| Tracy et al. 2018 [27] | OBS | USA | TSB <100 | 3 months | 12/14 Fr, 14/16 Fr | 257 | 168 | 124 | 50.2 | 54 | NR | NR |
| Yitgin et al. 2021 [28] | OBS | Turkey | <2 mm | 3 months | 10/12 Fr | 113 | 51 | 62 | 45 | 46.1 | NR | NR |
*
mm represents the mean diameter of stones noted on imaging of individual patients
NR – not reported; OBS – observational study; RCT – randomised control trial; SFR – stone free rate; UAS – ureteral access sheath