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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: Acad Emerg Med. 2012 May;19(5):488–496. doi: 10.1111/j.1553-2712.2012.01336.x

Table 4.

Mortality at 30 days given heart failure, sex, and age.

Sex and Age (years) Deaths per 1,000 Cases (95% CI)
Heart Failure
No Yes
Males
 18-59 1.9 (0.7-3.8) 33.5 (7.2-59.9)
 60-79 14.5 (10.6-19.3) 41.9 (28.0-60.0)
 80 plus 35.4 (25.7-47.3) 55.9 (36.8-80.9)
Females
 18-59 1.8 (0.9-3.2) 26.3 (5.5-75.0)
 60-79 9.0 (6.0-12.9) 45.9 (29.3-68.1)
 80 plus 13.0 (8.4-19.1) 66.8 (46.7-92.1)

Confidence intervals were based on the binomial distribution and determined using the exact method. Cells with zero had no deaths. The numbers of participants with pre-existing heart failure is provided in Table 1.