Table 1:

EF-4 and 5 Tornado Adjusted Models 30-day Model (Exposure Period #1) AND Tornado All-Cause Admission 27-day Model (Exposure Period #2)

Incident		N	Total Hospitalizations	IRR (95%CI)	p-value
Tornadoes/ Severe Storms April 27, 2011	Admissions	28,475	56,857	1.04(1.01–1.07)	.005
	ICU Admissions	6,813	8,163	1.01(.93–1.10)	.81
	In-Hospital Mortality	4,787	n/a	.97(.91–1.04)	.37
Excluding 72 Hours After Tornado/ Severe Storrns	Admissions	28,350	56,283	1.04(1.01–1.07)	.02
	ICU Admissions	6,753	8,081	1.00(.92–1.U9)	.98
	In-Hospital Mortality	6,797	n/a	.94 (.88–1.01)	.09