Matched sampling is a standard technique for controlling bias in observational studies due to specific covariates. Since Rosenbaum & Rubin (1983), multivariate matching methods based on estimated ...

Medical Care, Vol. 45, No. 10, Supplement 2: Comparative Effectiveness and Safety: Emerging Methods (Oct., 2007), pp. S143-S148 (6 pages) Background: In observational research, propensity score ...

Activation of central/effector memory T cells in advanced gastric cancer patients treated with antiprogrammed death-1 antibody. This is an ASCO Meeting Abstract from the 2019 Gastrointestinal Cancers ...

A panelist discusses how a large propensity score–matched analysis of 1300 patients aged 60-75 found similar all-cause mortality between intensive chemotherapy and azacitidine plus venetoclax, but ...

As labor market data is scarce in Sub-Saharan Africa (SSA), this paper uses household survey data to analyze the determinants of the gender gap in the labor market and its welfare implications for ...

The majority of recent empirical papers in operations management (OM) employ observational data to investigate the causal effects of a treatment, such as program or policy adoption. However, as ...