. Author manuscript; available in PMC: 2016 Mar 24.

Published in final edited form as: J Trauma Acute Care Surg. 2014 Jun;76(6):1467–1472. doi: 10.1097/TA.0000000000000223

TABLE 5.

Thirty-Day Readmissions for the Collinear SAS, ASA Class, and Hospital LOS

	n	% Readmitted
Low-risk reference, SAS ≥ 6,* LOS ≤ 12, ASA class < 3	273	5.1
SAS < 6^*	33	15.2
LOS > 12 and/or ASA class ≥ 3	203	22.2
SAS < 6,* and LOS > 12, and/or ASA class ≥ 3	109	28.4

Intraoperative data were missing for seven patients, for whom the SAS could not be calculated.

p < 0.001.