Table 4.

Predictors of Mechanical Ventilation.

Factor	Adjusted OR	P value
Ferritin > 490 ng/mL	3.92 (2.98-5.17))	<.001
Male	1.18 (0.93-1.50)	.179
Age > 65	1.52 (1.19-1.94)	.001
History HTN	1.02 (0.76-1.37)	.907
History DM	1.50 (1.18-1.91)	.001
History CHF	1.63 (1.05-2.52)	.029