Standardized mean differences before and after PSM.
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posted on 2024-11-08, 18:36 authored by Shanshan Cai, Weichang Yang, Hongdan Luo, Zhouhua Li, Xiaotian Huang, Jinbo Li, Xiaoqun YeA: 1:4 match of surgery and non-surgical treatment groups; B: 1:1 match of radiotherapy and non-radiotherapy treatment groups; C: 1:1 match of chemotherapy and non-chemotherapy treatment groups.
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propensity score matchingcell lung carcinomapearson &# 82172010 &# 8211preferred treatment modalitiesnsclc patient datacontrol treatment groupsxlink "> nowadaysidentify prognostic factorsdifferent treatment modalitieschemoradiotherapy treatment groupstage iv csclcxlink ">prognostic factorsiv nsclc&# 967three groupsprotective factorsiv csclcsurvival outcomessurgical interventionsignificantly differentsignificant differenceseer databaseremain controversialprimary outcomenotably poorerkm analysisinitial diagnosisgood choicecombined smallclinical demographicschemoradiotherapy presentscalculate survivaladjusted analyses2020 ).2 test
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