Skip to main content

Table 4 Adjusted differences in inpatient outcomes by comorbidity profile (n = 192,327 * )

From: Comorbidity profiles and inpatient outcomes during hospitalization for heart failure: an analysis of the U.S. Nationwide inpatient sample

  Inpatient death Length-of-stay Inpatient cost
Comorbidity profile RR (95% CI) p-value IRR (95% CI) p-value Relative cost (95% CI) p-value
Lifestyle 1.023 (0.945-1.108) 0.573 1.149 (1.135-1.163) <0.001 111.9% (110.0%-113.9%) <0.001
Renal 1.302 (1.223-1.387) <0.001 1.269 (1.254-1.284) <0.001 123.5% (121.5%-125.4%) <0.001
Neurovascular 1.445 (1.280-1.631) <0.001 1.336 (1.291-1.381) <0.001 136.7% (131.3%-142.3%) <0.001
  1. Note: All estimates are adjusted for age, gender, race, median income of the patient’s zip code, primary healthcare payer, and weekend vs. weekday admissions, as well as hospital bed size (small, medium, or large) control (government or private, government/nonfederal (public), private/non-profit, private/investor owned, private), location (rural, urban), region (Northeast, Midwest, South, West) and teaching status (non-teaching, teaching).
  2. *Estimates generated using discharge weights (population estimate n = 976,664).
  3. Relative to the "common" comorbidity profile.
  4. Abbreviations: CI, confidence interval calculated from weighted standard errors; IRR, incident rate ratio; RR, relative risk.