Chest
Volume 116, Issue 2, August 1999, Pages 346-354
Journal home page for Chest

Clinical Investigations
Cardiology
Cardiology or Primary Care for Heart Failure in the Community Setting: Process of Care and Clinical Outcomes

https://doi.org/10.1378/chest.116.2.346Get rights and content

Study objectives

Severity of illness, treatment choices, and clinical outcomes may vary with physician training. This study was performed to determine whether such differences exist among patients with congestive heart failure (CHF) treated by cardiologists and by noncardiologists in the community hospital setting.

Design

Prospective cohort study.

Setting

Ten acute-care community hospitals.

Patients, measurements, and results

Two thousand four hundred fifty-four patients with CHF were identified and followed up for 6 months after hospital discharge. Patients who were not treated by a cardiologist (group I; n = 977) were compared with patients whose attending physician was a cardiologist (group II; n = 419) and patients who received consultative care from a cardiologist (group III; n = 1,058). When compared with group I patients, group II patients were more likely to receive the recommended diagnostic tests and treatment strategies, although some of these differences could be explained by variations in the case mix. Group II patients had higher hospital charges, but lower CHF readmission rates and better postdischarge quality-of-life measures. No differences in adjusted mortality rates were observed.

Conclusions

In the community-hospital setting, the clinical practices of cardiologists are more compatible with published treatment guidelines than the clinical practices of other physicians. The benefits of cardiology specialty care include lower CHF readmission rates and better postdischarge quality-of-life measures, rather than lower mortality rates, fewer hospital charges, or shorter length of stay.

Section snippets

Patients

The baseline database of the Management to Improve Survival in Congestive Heart Failure (MISCHF) study was used. The design of the MISCHF study has been reported.9 In brief, this project pooled 10 acute-care community hospitals in New York to study their quality of care and clinical outcomes among patients with CHF. During two 9-month periods (April through December 1995, and November 1996 through July 1997), all patients assigned diagnosis-related group (DRG) 127 at each center were enrolled.

Hospitals and Patients

The mean acute-care bed capacity of the participating hospitals was 206 (median, 220). Eight of the 10 institutions had fully equipped and staffed ICU services, and 3 had trained physician intensivists. Four of the hospitals had cardiac catheterization laboratories that were actively performing procedures; cardiac surgical services were offered at only one hospital. None of the institutions offered programs of tertiary-level care for patients with CHF, such as cardiac transplantation.

Discussion

This study was performed to determine whether patients treated by cardiologists in the community setting differ from patients treated by noncardiologists in terms of severity of illness, process of care, and clinical outcomes. The principal findings of the study are the following: (1) in quantifying severity of illness by imputing propensity scores on the basis of prehospitalization clinical characteristics, patients who received direct care from cardiologists have a lower predicted rate of

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    Supported in part by VHA Empire State, Inc., and grants from the New York State Department of Health (Nos. C 011191, C 011696, and C013333).

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