Table 3

Summary of heart failure admission data

AnalysisAll HF patients aged ≥21 years n=78 805All HF patients aged ≥75 years n=52 714
With ID/IDAWithout ID/IDARR
(95% CI)
P valueWith ID/IDAWithout ID/IDARR
(95% CI)
P value
Proportion with emergency admissions94.8%87.6%1.08
(1.07 to 1.09)
p<0.000196.6%93.7%1.03
(1.02 to 1.04)
p<0.0001
Heart failure readmission rate ≤30 days*8.2%5.2%1.59
(1.50 to 1.68)
p<0.00017.7%5.5%1.47
(1.41 to 1.54)
p<0.0001
All-cause readmission rate ≤30 days25.8%17.7%1.46
(1.42 to 1.50)
p<0.0525.3%18.7%1.35
(1.31 to 1.40)
p<0.05
  • *Under the same ICD-10 HF code.13

  • HF, heart failure; ICD-10, 10th revision of the International Statistical Classification of Diseases and Related Health Problems; ID, iron deficiency; IDA, iron deficiency anaemia; RR, Relative risk.