结直肠癌淋巴结转移的相关因素分析

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1、英文摘要ratesofyoungstergroupandmiddle-ageoroldgroupweresignificantlystatisticallydifferent(x2=12．797，P<0．01；∥217．753，P<0．0125)，buttheratesofmiddle—ageandoldgroupwerenotstatisticallydifferent(∥=1．589，P=0．207)．Thelymphaticmetastasispositiverateofrectalcancer(42．46

2、％)wasslightlyhigherthantherateofcoloncarcinoma(35．13％)，whichhasstatisticalsignificance(∥=5．531，P=0．019)．Inaddition，thelymphaticmetastasispositiverateincreased，ifthetumorwasecloserwithanocutaneousline．However，itwasenotstatisticaldifference．AccordingtotheDA(<3c

3、m，>3～-<6cmand>6cm)ofthetumor，thecasesweredividedintothreegroups，Thelymphaticmetastasispositiverateofcolorectalcancerincreased(35．91％，39．77％，46．80％)，andtherewasestatisticalsignificancedifference(∥=10．408，P=0．005)．Anotherwaythesecaseswerealsodividedintothreegro

4、upsaccordingtodifferentian，thewelldifferentiatedgroup(welldifferentiatedadenocarcinoma，papillarycarcinomaandadenomacanceration)，themoderatelydifferentiatedgroup(moderatelydifferentiatedadenocarcinomaandSC)，thepoorlydifferentiatedgroup(poorlydifferentiatedaden

5、ocarcinoma，mucinousadenocarcinomasignetringcellcarcinoma，andundifferentiatedcarcinoma)．Thepoorlydifferentiatedgroup(62．22％)waseeasiertometabasisthanthemoderatelyandwelldifferentiatedgroup(38．18％，20．09％)，thesethreegroupswerestatisticallydifferent(∥=39．878，P=0．

6、000)．buttherewasenotstatisticallydifferencebetweenthemoderatelyandwelldifferentiatedgroup(∥=1．403，P=0．236)．5英文摘要Thelymphaticmetastasispositiverateswerestatisticallydifferent，alongwithdifferentdepthofentericcavity，whichthetumourcellinfiltrated．Therateoflymphat

7、icmetastasisinvolvingfull—thicknessorover．thicknesswas46．88％，andtherateofinvolvingmuscularlayerwas22．59％，therateoflimitedtotunicamucosaortunicasubmucosawaseO％．Therewasestatisticallydifferenceamongthreegroups(∥=82．346，P=0．ooo)．Andthelymphaticmetastasispositive

8、rateofrectalcancerwasepronetobehigher，ifthecircumscriptionofrectaltumorinvadedentericcavitybecomedlarger．Andtherewasestatisticallydifference(x2-17．813，P=0．003)．Thereweremanyfactorsrelatin