a sample in which the individuals selected for analysis share all properties except that under investigation
Examples of 'matched sample' in a sentence
matched sample
The matched sample contained 756 patients.
Ziyu Li, Yinkui Wang, Xiangji Ying, Fei Shan, Zhouqiao Wu, Lianhai Zhang, ShuangxiLi, Yongning Jia, Hui Ren, Jiafu Ji 2019, 'Different prognostic implication of ypTNM stage and pTNM stage for gastric cancer:a propensity score-matched analysis', BMC Cancerhttp://link.springer.com/article/10.1186/s12885-019-5283-3. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Two propensity score-matched sample cohorts were created.
Yen-Hou Chang, Chien-Hsing Lu, Ming-Shyen Yen, Wai-Hou Lee, Yi Chang, Wei-Pin Chang,Chi-Mu Chuang 2016, 'Does adding intraperitoneal paclitaxel to standard intraperitoneal regimen yield incrementalsurvival? A propensity score-matched cohort study', Chinese Journal of Cancerhttp://link.springer.com/article/10.1186/s40880-016-0105-3. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Maturity of the quality improvement system was similar, although the matched sample showed less variability.
Groene Oliver, Mora Nuria, Thompson Andrew, Saez Mercedes, Casas Mercè, Suñol Rosa 2011, 'Is the maturity of hospitals' quality improvement systems associated with measuresof quality and patient safety?', BMC Health Services Researchhttp://www.biomedcentral.com/1472-6963/11/344. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The results are robust to corrections for endogeneity bias and a matched sample analysis.
Xin Che, Andre P. Liebenberg, Ivonne A. Liebenberg, Lawrence S. Powell 2017, 'Decomposing diversification effect: evidence from the U.S. property-liability insuranceindustry', Insurance Markets and Companieshttps://businessperspectives.org/images/pdf/applications/publishing/templates/article/assets/8752/IMC_2017_01_Che.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Simple 1–1 nearest neighbor matching resulted in a matched sample of 5,430 (2,715 in eachgroup).
Anthony Ricco, Anthony Ricco, Alexandra Hanlon, Rachelle Lanciano, Rachelle Lanciano 2017, 'Propensity Score Matched Comparison of Intensity Modulated Radiation Therapy vs StereotacticBody Radiation Therapy for Localized Prostate Cancer: A Survival Analysis from theNational Cancer Database', Frontiers in Oncologyhttp://journal.frontiersin.org/article/10.3389/fonc.2017.00185/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)