Dealing with missing data in laboratory test results used as a baseline covariate: results of multi-hospital cohort studies utilizing a database system contributing to MID-NET ® in Japan.
Maki KomamineYoshiaki FujimuraMasatomo OmiyaTosiya SatoPublished in: BMC medical informatics and decision making (2023)
SRI and MI provide similar point estimates of aHR. Two approaches considering hospital variations did not markedly affect the results. Adjustment by PS matching should be used carefully.