Table 3.

Predicted effect of a one-day reduction in median postoperative length of stay (from 6 to 5 days) on 30-day readmission rate after bypass surgery

	Naïve logit model	2-stage residual inclusion logit model
Change of
30-day readmission rate	−2.3%	3.3%
30-day readmission/death rate	−2.7%	2.4%

Note: mean values of patient and hospital covariates were used for each prediction.