Meta-Analysis
Copyright ©The Author(s) 2019.
World J Gastroenterol. Feb 14, 2019; 25(6): 729-743
Published online Feb 14, 2019. doi: 10.3748/wjg.v25.i6.729
Table 1 Characteristics of the included studies
Ref.CountryType of studyTotal no. of patientsGroupsBMI groupsSample size
Bota et al[32]RomaniaRetrospective334Mild207
Severe127
Duarte-Rojo et al[18]MexicoProspective99Mild74
Severe25
Funnel et al[29]South AfricaProspective99< 1915
19-2548
26-2917
≥ 3019
Karpavicius et al[23]LithuaniaProspective102Mild and moderate82
Severe20
Katuchova et al[21]SlovakiaProspective384IEP293
SAP91
Mery et al[25]MexicoProspective88< 2534
25-29.932
≥ 3022
Papachristou et al[8]United StatesProspective102< 3074
≥ 3028
Párniczky et al[5]HungaryProspective, multicenter446< 18.526
18.5-24.9136
25-29.9154
30-34.986
35-39.924
> 4020
Sharma et al[30]United StatesProspective128< 3087
≥ 3041
Shin et al[20]South KoreaRetrospective37418.5-22.9170
23-24.996
25-29.997
≥ 3011
Suazo-Barahona et al[26]MexicoRetrospective150< 2565
≥ 2585
Taguchi et al[31]JapanRetrospective6002< 18.5839
18.5-24.93767
25-29.91106
30-34.9220
> 3570
Thandassery et al[27]IndiaProspective28018.5-22.9131
23-24.983
>2566
Tsai et al[34]TaiwanProspective320< 30294
≥ 3026
Türkoglu et al[24]TurkeyProspective cohort study92Mild62
Severe30
Yang et al[28]ChinaProspective, multicenter161≥ 2582
≥ 2579
Yashima et al[22]JapanProspective124Mild76
Severe48
Yeung et al[19]ChinaProspective101< 2519
≥ 2582
Yoon et al[17]South KoreaRetrospective203Mild128
Moderate62
Severe13