Country Author, year Age (Y) Main etiology Esophageal dilatation Dilator type Median Range Efficacy (%) Perforation Bahrain Isa et al., 2021 26/45 <18 EA/TEF SGB, EBD, both 88 3 1–8 98.8 0 Saudi Arabia Al-Hussaini., 2016[15 ] 11/50 4–12 EoE SGB 19 2 1–3 100 0 Saudi Arabia Al Sarkhy et al., 2018[1 ] 43 2–17 EA/TEF EBD, SGB 180 3 1–48 67.4 3 Iran Dehghani et al., 2019[16 ] 82 15 d–14 Caustic EBD NR 2.4 1–10 76.8 4 Turkey Cakmak et al., 2014[3 ] 38 0–14 EA/TEF EBD NR 5 1–37 86.8 4 China Kabbaj et al., 2011[2 ] 72 18–75 Peptic SGB 662 2 2–7 97 0 China Zhang et al., 2013[7 ] 13 7–54 Caustic SGB, EBD 112 3.5 1–27 92 0 Taiwan Chang et al., 2018[8 ] 50/69 <18 EA/TEF EBD 268 3 1–33 72 7 Korea Youn et al., 2010[20 ] 14 17–85 m Caustic EBD 52 4 1–8 14–33 2 Tunisia Zouari et al., 2014[9 ] 11 Median 2 Peptic SGB, EBD 44 4 1–21 NR 1 Morocco Lakhdar-Idrissi et al., 2012[13 ] 60 10 m–17 Peptic SGB 247 4.1 1–15 50–70 2 South Africa Reinders and Wyk, 2014[17 ] 63 ≤12 EA/TEF EBD, SGB, both 432 4–11 NR 98.8 0 Netherlands Van der Zee and Bax, 2007[21 ] 22/51 Neonate EA/TEF NR NR 1.5 1–18 NR 3 France Alshammari et al., 2011[22 ] 49 <18 EA/TEF EBD 138 2 1–8 86 3 USA Allmendinger et al., 1996[10 ] 8 2 m–14 EA/TEF EBD 62 7 1–16 100 0 USA Scolapio et al., 1999[23 ] 251 Adults Schatzki ring EBD, SGB 277 NR NR 69 0 USA Yeming et al., 2002[24 ] 20 17 d–12 EA/TEF EBD 126 NR 1–40 85 1 USA Wintraub et al., 2006[14 ] 49 18 d–18 EA/TEF EBD 272 5.6 1–32 100 1
