Patient selection: general surgery patient >= 65 years of age
Risk factors for unplanned readmission:
(1) 30-day composition morbidity (odds ratio 5.1)
(2) reoperation (odds ratio 2.8)
(3) steroid use (odds ratio 1.4)
(4) incompetency on admission (odds ratio 1.6)
(5) fall risk at discharge (odds ratio 1.4)
(6) use of a mobility aid (odds ratio 1.3)
(7) discharged home with skilled care (odds ratio 1.2)
Factors associated with a reduced risk of readmission:
(1) new "do not resuscitate" (DNR) order (odds ratio 0.5)
(2) discharge destination other than home (odds ratio 0.8)
