Study objectives There is a lack of epidemiologic information about duration of QRS complex
in the general heart failure population. We sought to describe age, sex, and clinical subset …

… In the present study, ischemic heart disease was the dominant cause of CHF (Fig 2), but
was involved in only 33% of the cases. This value is comparable to that reported in recent …

… diagnosis of heart failure in the later decades of this study (mean age at heart failure diagnosis,
… This study examined the survival of patients in whom heart failure was diagnosed on the …

… prognosis and cause of death in participants of the large population-based Rotterdam Study
who were found to have heart failure at … Congestive heart failure in the community: a study of …

… evidence from epidemiologic studies suggests, in contrast with the results of clinical trials,
that there has been no improvement in the prognosis of heart failure over the last 40 years. …

… prognosis in patients with severe congestive heart failure was examined in a series of 139
patients referred to a heart failure … The results of the present study support the hypothesis that …

… our study than in the Framingham Heart Study (2.1 in 4 years versus 4–8 in 6 years [8]), but
the latter study … Our survival data agree well with a study of elderly people showing that men …

… is the percentage of men or women with that diagnosis. The … this study with the indicated
diagnosis. HCVD indicates hypertensive cardiovascular disease, CHD coronary heart disease, …

… with moderate as well as severe heart failure. Of all demographic … studies have less rigid
criteria for establishing the diagnosis … Prevalence and mortality rate of congestive heart failure in …

… and research criteria for the diagnosis of heart failure [3]. One notable exception is the … the
Framingham Heart Study to our understanding of the epidemiology of congestive heart failure (…