References
- D'Agostino , R. B. Jr . 1998 . Propensity score methods for bias reduction in the comparison of a treatment to a non-randomized control group . Stat. Med. , 17 : 2265 – 2281 . (doi:10.1002/(SICI)1097-0258(19981015)17:19<2265::AID-SIM918>3.0.CO;2-B)
- Rosenbaum , P. R. and Rubin , D. B. 1983 . The central role of the propensity score in observational studies for causal effects . Biometrika , 70 : 41 – 55 . (doi:10.1093/biomet/70.1.41)
- Rosenbaum , P. R. and Rubin , D. B. 1985 . Constructing a control group using multivariate matched sampling methods that incorporate propensity score . Am. Stat. , 39 : 33 – 38 .
- Dehejia , R. H. and Wahba , S. 2002 . Propensity score-matching methods for nonexperimental causal studies . Rev. Econ. Stat. , 84 : 151 – 161 . (doi:10.1162/003465302317331982)
- Rosenbaum , P. R. 1987 . Model-based direct adjustment . J. Am. Stat. Assoc. , 82 : 387 – 394 . (doi:10.1080/01621459.1987.10478441)
- Lunceford , J. K. and Davidian , M. 2004 . Stratification and weighting via the propensity score in estimation of causal treatment effects: a comparative study . Stat. Med. , 23 : 2937 – 2960 . (doi:10.1002/sim.1903)
- Austin , P. C. 2010 . The performance of different propensity-score methods for estimating differences in proportions (risk differences or absolute risk reductions) in observational studies . Stat. Med. , 29 : 2137 – 2148 . (doi:10.1002/sim.3854)
- Ukoumunne , O. C. , Williamson , E. , Forbes , A. B. , Gulliford , M. C. and Carlin , J. B. 2010 . Confounder-adjusted estimates of the risk difference using propensity score-based weighting . Stat. Med. , 29 : 3126 – 3136 . (doi:10.1002/sim.3935)
- Imbens , G. W. 2000 . The role of the propensity score in estimating dose–response functions . Biometrika , 87 : 706 – 710 . (doi:10.1093/biomet/87.3.706)
- Feng , P. , Zhou , X-H. , Zou , Q-M. , Fan , M-Y. and Li , X-S. 2012 . Generalized propensity score for estimating the average treatment effect of multiple treatments . Stat. Med. , 31 : 681 – 697 .
- Funk , M. J. , Westreich , D. , Wiesen , C. , Sturmer , T. , Brookhart , M. A. and Davidian , M. 2011 . Doubly robust estimation of causal effects . Am. J. Epidemiol. , 173 : 761 – 767 . (doi:10.1093/aje/kwq439)
- Efron , B. and Tibshirani , R. J. 1993 . “ An Introduction to the Bootstrap ” . London : Chapman & Hall .