Challenges and importance of finding hidden confounders when conducting comparative effectiveness studies using registry data: the impact of surgical turn-down on percutaneous coronary intervention mortality.
From the Northshore/LIJ Lenox Hill Hospital, New York, NY. kgarratt@nshs.edu.
Kirk N
KN
Garratt
D003324:Coronary Artery Disease / Q000401:mortality* / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male; D062645:Percutaneous Coronary Intervention / Q000401:mortality*
Editorials; comparative effectiveness research