Ronald Lisa A, McGregor Margaret J, Harrington Charlene, Pollock Allyson, Lexchin Joel
Department of Family Practice, University of British Columbia, Vancouver, British Columbia, Canada.
School of Nursing, University of California, San Francisco, San Francisco, California, United States of America.
PLoS Med. 2016 Apr 19;13(4):e1001995. doi: 10.1371/journal.pmed.1001995. eCollection 2016 Apr.
Margaret McGregor and colleagues consider Bradford Hill's framework for examining causation in observational research for the association between nursing home care quality and for-profit ownership.
玛格丽特·麦格雷戈及其同事考量了布拉德福德·希尔的框架,该框架用于检验观察性研究中疗养院护理质量与营利性所有权之间关联的因果关系。