TABLE 2

Proportion of Encounters With Specified Outcomes (N = 4398 Encounters)

Pre-ACA (30 mo), n = 1874Implementation (6 mo), n = 338Post-ACA (24 mo), n = 2186P
LOS, mean (SD), d8.9 (7.2)10.3 (10.2)8.0 (8.4).0003
LOS in census days, n (%)a<.001
 1–3136 (7.3)22 (6.5)239 (10.9)
 4–6427 (22.8)73 (21.6)962 (44.0)
 7–9860 (45.9)138 (40.8)595 (27.2)
 10+451 (24.1)105 (31.1)390 (17.8)
Readmissions, n (%)
 30-d ED103 (5.5)44 (13.0)279 (12.8)<.001
 30-d Inpatient100 (5.3)31 (9.2)211 (9.7)<.001
  • —, not applicable.

  • a Census days counts the number of days that the patient was present at midnight as an inpatient.