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45,875 results

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Page 1
An Introduction to Propensity Score Methods for Reducing the Effects of Confounding in Observational Studies.
Austin PC. Austin PC. Multivariate Behav Res. 2011 May;46(3):399-424. doi: 10.1080/00273171.2011.568786. Epub 2011 Jun 8. Multivariate Behav Res. 2011. PMID: 21818162 Free PMC article.
In particular, the propensity score is a balancing score: conditional on the propensity score, the distribution of observed baseline covariates will be similar between treated and untreated subjects. I describe 4 different propensity score …
In particular, the propensity score is a balancing score: conditional on the propensity score, the distribution …
Propensity Score Matching: A Statistical Method.
Kane LT, Fang T, Galetta MS, Goyal DKC, Nicholson KJ, Kepler CK, Vaccaro AR, Schroeder GD. Kane LT, et al. Clin Spine Surg. 2020 Apr;33(3):120-122. doi: 10.1097/BSD.0000000000000932. Clin Spine Surg. 2020. PMID: 31913173
Propensity score matching (PSM) is a commonly used statistical method in orthopedic surgery research that accomplishes the removal of confounding bias from observational cohorts where the benefit of randomization is not possible. ...PSM is uniquely valuable i …
Propensity score matching (PSM) is a commonly used statistical method in orthopedic surgery research that accomplishes …
Optimal caliper widths for propensity-score matching when estimating differences in means and differences in proportions in observational studies.
Austin PC. Austin PC. Pharm Stat. 2011 Mar-Apr;10(2):150-61. doi: 10.1002/pst.433. Pharm Stat. 2011. PMID: 20925139 Free PMC article.
Propensity-score matching is increasingly being used to estimate the effects of exposures using observational data. ...When estimating differences in means or risk differences, we recommend that researchers match on the logit of the propensity …
Propensity-score matching is increasingly being used to estimate the effects of exposures using observational data. ... …
Balance diagnostics for comparing the distribution of baseline covariates between treatment groups in propensity-score matched samples.
Austin PC. Austin PC. Stat Med. 2009 Nov 10;28(25):3083-107. doi: 10.1002/sim.3697. Stat Med. 2009. PMID: 19757444 Free PMC article.
Propensity-score matching is a popular method of using the propensity score in the medical literature. Using this approach, matched sets of treated and untreated subjects with similar values of the propensity score are forme …
Propensity-score matching is a popular method of using the propensity score in the medical literature. Us …
Balance diagnostics after propensity score matching.
Zhang Z, Kim HJ, Lonjon G, Zhu Y; written on behalf of AME Big-Data Clinical Trial Collaborative Group. Zhang Z, et al. Ann Transl Med. 2019 Jan;7(1):16. doi: 10.21037/atm.2018.12.10. Ann Transl Med. 2019. PMID: 30788363 Free PMC article.
Propensity score matching (PSM) is a popular method in clinical researches to create a balanced covariate distribution between treated and untreated groups. ...Variance is the second central moment and should also be compared in the matched sample. Fin …
Propensity score matching (PSM) is a popular method in clinical researches to create a balanced covariate distribution …
Reducing bias using propensity score matching.
Morgan CJ. Morgan CJ. J Nucl Cardiol. 2018 Apr;25(2):404-406. doi: 10.1007/s12350-017-1012-y. Epub 2017 Aug 3. J Nucl Cardiol. 2018. PMID: 28776312 No abstract available.
Subgroup balancing propensity score.
Dong J, Zhang JL, Zeng S, Li F. Dong J, et al. Stat Methods Med Res. 2020 Mar;29(3):659-676. doi: 10.1177/0962280219870836. Epub 2019 Aug 28. Stat Methods Med Res. 2020. PMID: 31456486
We develop two versions of subgroup balancing propensity score corresponding to matching and weighting, respectively. We devise a stochastic search algorithm to estimate the subgroup balancing propensity score when the number of subgroups is lar …
We develop two versions of subgroup balancing propensity score corresponding to matching and weighting, respectively. W …
A Review of Propensity-Score Methods and Their Use in Cardiovascular Research.
Deb S, Austin PC, Tu JV, Ko DT, Mazer CD, Kiss A, Fremes SE. Deb S, et al. Can J Cardiol. 2016 Feb;32(2):259-65. doi: 10.1016/j.cjca.2015.05.015. Epub 2015 May 23. Can J Cardiol. 2016. PMID: 26315351 Review.
The objectives of this review are to describe (1) the fundamentals of propensity score methods, (2) the techniques to assess for propensity-score model adequacy, (3) the 4 major methods for using the propensity score (matching, str …
The objectives of this review are to describe (1) the fundamentals of propensity score methods, (2) the techniques to assess f …
45,875 results
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