Which of the following is TRUE regarding the etiology of acute decompensated heart failure?

There has been a 3x increase in hospital admissions over the last 30 years

70% of cases are due to acute exacerbation of existing heart failure due to poor medication adherence, inadequate home regimen, dietary indiscretion & infection

25% of cases are de novo/new following MI, arrhythmias or sudden increase in BP

5% of cases are due to advanced LV systolic dysfunction

All the above