If a one-digit match was not possible, the case remained unmatched and was not included in the matched case control analysis.
After coding the data was entered using Excel, data cleanup and cross-checking was done and it was analyzed by using STATA version 10 by principal investigator using conditional logistic regression (clogit) model for matched case control analysis.
METHODS AND RESULTS: To assess the long-term clinical outcomes of the Symmetry device, we performed a retrospective matched case-control analysis of patients who underwent CABG at Duke Medical Center between January 1 , 2002and December 31 , 2003
Zullig, LL, Smith, V, Lindquist, J, Williams, CD, Weinberger, M, Provenzale, D, Jackson, GL, Kelley, MJ, Danus, S, and Bosworth, HB. "Cardiovascular disease-related chronic conditions among Veterans Affairs colorectal cancer survivors: A matched case-control analysis".: American Society of Clinical Oncology (ASCO), March 2018.
A matched case-control analysis was undertaken.
This study utilized a retrospective matched case-control analysis of patients living within Olmsted County.
To take account of the underlying clinical complexity of cases, we undertook a matched case-control analysis.
A matched case-control analysis was performed to evaluate the association between breastfeeding and the risk of breast cancer.
A population-based matched case-control analysis was used to investigate associations between acute asthma outcomes and proximity of residence to major roads, including freeways.
The present study describes a population-based matched case-control analysis investigating associations between acute asthma outcomes and proximity of residence to main roads.
