TABLE 3.
Incidence, Length of Stay and Average Costs of Pericarditis Hospitalizations in the United States
| NIS, 2003–20126 | Medicare, 1999–201248 | |||||
|---|---|---|---|---|---|---|
| 2003 | 2012 | Change | 1999–2000 | 2011–2012 | Change | |
| Cases/100,000 person-years | 6.6 | 5.4 | –18.0%* | 26 | 26 | – |
| Mean length of stay (d) | 4.8 | 4.1 | –14.6%* | 5.8 | 5.5 | – |
| Mean cost/stay | $31,242 | $38,947 | +24.7%* | $8404 | $9982 | +18.8%* |
| Demographics | Mean age: 53.5 ± 18.5 yrFemale: 40.5% of patients | Mean age: 76.3 ± 7.7 yrFemale: 54.4% of patients | ||||
*Statistically significant P ≤ 0.001.
NIS indicates nationwide inpatient sample.