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Copyright: ©Author(s) 2026.
World J Gastrointest Endosc. Jun 16, 2026; 18(6): 121737
Published online Jun 16, 2026. doi: 10.4253/wjge.v18.i6.121737
Table 1 Characteristics of the included studies
Ref.
Study design
Country
Study type
Enrollment period
Kahaleh et al[23]RetrospectiveUnited StatesMonocentric2001-2003
Weston et al[24]RetrospectiveUnited StatesMonocentric2002-2005
Weston et al[25]RetrospectiveUnited StatesMonocentric2006-2007
Cabral et al[26]RetrospectiveBrazilMonocentric2015
Pausawasdi et al[27]RetrospectiveThailandMonocentric2007-2017
Mikalsen et al[28]RetrospectiveNorwayMonocentric2015-2021
Naidu et al[29]ProspectiveIndiaMonocentric2023-2024
Martínez-Moreno et al[30]RetrospectiveSpainMulticentric2016-2024
Chieng et al[31]RetrospectiveNew ZealandMulticentric2017-2023


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