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. Author manuscript; available in PMC: 2016 Jan 6.

Published in final edited form as: Mayo Clin Proc. 2014 Mar 19;89(5):638–643. doi: 10.1016/j.mayocp.2013.12.004

TABLE 2.

Points Assigned on the Basis of Odds Ratio of Mortality for Quartiles of Age and HLOS^a

Odds Ratio Estimates
Effect	Point estimate	95% Wald confidence limits		Points assigned
Age 80+ y vs <65 y	6.217	3.575	10.812	6
Age 70–79 y vs <65 y	2.757	1.783	4.261	3
Age 65–69 y vs <65 y	1.605	0.950	2.713	0^b
HLOS >9 d vs <4 d	2.511	1.599	3.944	2
HLOS >7–9 d vs <4 d	2.011	1.110	3.644	2
HLOS >5–7 d vs <4 d	1.245	0.755	2.054	0^b
HLOS 4–5 d vs <4 d	1.322	0.705	2.477	0^b

^a

HLOS = hospital length of stay.

^b

Indicates that no points were assigned as the 95% CI crossed 1.