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Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Sep 28, 2014; 20(36): 12883-12891
Published online Sep 28, 2014. doi: 10.3748/wjg.v20.i36.12883
Table 1 Short-term results of gastric cancer surgery with D2 lymphadenectomy in Eastern Asia vs Europe, in clinical trials vs observational studies[16]
Post-operative mortalityPost-operative morbidityMedian nodes retrievedAdequate staging (15 nodes)
Eastern Asia
Trials0%-0.8%17%-21%54100%
Observational< 2%---
Europe
Trials5%-14%43%-46%17-
Observational2%-5%21%-35%25-2686%-95%
IRGGC (VR, SI, PD)3.6%33.6%29 (IQ 21-38)93.8%
Table 2 Summary of the systematic review of studies, comparing limited (D1) and extended (D2) lymphadenectomy and published in 2008-2012 on journals indexed by Journal Citation Reports. Articles were weighted according to 5-year impact factor (2008-2012)
AuthorsCountryJournalYearStudy design5-yr IF
Further studiesFurther studies needed
Catalano et al[40]ItalyCrit Rev Oncol Hematol2009Expert opinion4.562
Coburn[41]CanadaJ Surg Oncol2009Review2.710
D’souza et al[42]IndiaJ Cancer Res Ther2009Review0.7611
Songun et al[43]The NetherlandsExpert Rev Anticanc2009Expert opinion2.055
Yoon et al[44]United StatesOncologist2009Expert opinion5.245
Coburn[45]CanadaJ Surg Oncol2010Expert opinion2.710
de Bree et al[46]GreeceJ Surg Oncol2010Review2.710
Degiuli et al[47]ItalyBrit J Surg2010Clinical trial4.956
Tanizawa et al[48]JapanGastric Cancer2010Review3.615
Maduekwe et al[49]United StatesJ Gastrointest Surg2011Review2.766
Doglietto et al[50]ItalyAnn Ital Chir2012Expert opinion0.286
Hundahl[51]United StatesSurg Oncol Clin N Am2012Review1.162
Vallbohmer et al[52]GermanyCurr Prob Surg2012Expert opinion2.267
Overall35.805
D2 not favouredD2 not favoured over D1
Lustosa et al[53]BrazilActa Cir Bras2008Meta-analysis0.695
Van Cutsem et al[54]EORTC2Eur J Cancer2008Expert opinion5.257
Yang et al[55]ChinaAm J Surg2009Meta-analysis2.727
Memon et al[56]AustraliaAnn Surg2011Meta-analysis8.264
Wong et al[57]United StatesCurr Treat Option On2011Expert opinion2.4221
Overall19.365
D2 favouredD2 favoured over D1
Ozmen et al[58]TurkeyJ Surg Oncol2008Review2.710
Díaz de Liaño et al[59]SpainClin Transl Oncol2009Observational1.316
Griniatsos et al[60]GreeceWorld J Gastroenterol2009Observational2.594
Kodera et al[61]JapanActa Chir Belg2009Review0.499
Roy et al[62]IndiaIndian J Surg2009Review0.0921
Sasako et al[63]JapanJpn J Clin Oncol2010Expert opinion2.063
Shi et al[64]ChinaJ Surg Oncol2010Review2.710
Songun et al[65]The NetherlandsLancet Oncol2010Clinical trial21.856
Tentes et al[66]GreeceJ BUON2010Observational0.653
Hussain[67]United KingdomCurr Opin Gastroen2011Expert opinion3.739
Meyer et al[68]GermanyDtsch Arztebl Int2011Expert opinion2.988
Ott et al[69]GermanyLangenbecks Arch Surg2011Review1.970
Saka et al[70]JapanJpn J Clin Oncol2011Review2.063
Lee et al[71]KoreaYonsei Med J2012Review1.214
Sasako[72]JapanSurg Oncol Clin N Am2012Expert opinion1.162
Seevaratnam et al[73]CanadaGastric Cancer2012Meta-analysis3.615
Viudez-Berral et al[74]SpainRev Esp Enferm Dig2012Expert opinion1.208
Overall52.452