%0 Journal Article %T Chronic obstructive pulmonary disease as a cardiovascular risk factor: results of a case-control study (CONSISTE study) %A Falola M %J International Journal of COPD %D 2013 %I Dove Medical Press %X Michael FalolaDepartment of Epidemiology, University of Alabama at Birmingham, Birmingham, AL, USAI read with interest the article "Chronic obstructive pulmonary disease as a cardiovascular risk factor. Results of a case-control study (CONSISTE study)" by de Lucas-Ramos et al.1 In my opinion, the study did not use case-control design, despite its title.View original paper by de Lucas-Ramos and colleagues. %U http://www.dovepress.com/letter-chronic-obstructive-pulmonary-disease-as-a-cardiovascular--a12274