Comparison of Chemical and Mechanical Prophylaxis of Venous Thromboembolism in Nonsurgical Mechanically Ventilated Patients

Table 1

General characteristics of the study population.

	Overall
Age (mean/SD)	748	58.31	16.51
Gender (/%)	748
Male		420	56.15%
Female		328	43.85%
Race (/%)	743
American Indian		3	0.40%
Asian/Pacific Islander		12	1.62%
Black		262	35.26%
Latin/Hispanic		96	12.92%
White		367	49.39%
Other		3	0.40%
APACHE II point sum (mean/SD)	657	20.21	7.48
HTN (/%)	748	447	59.8%
CAD (/%)	748	115	15.4%
CHF (/%)	748	95	12.7%
CVA (/%)	748	92	12.3%
COPD (/%)	748	106	14.2%
DM (/%)	748	224	29.9%