Table 1.
ED visits, unweighted no. | Estimated ED visits, weighted no. in millions | Estimated ED visits per 1000 no. (95% CI) | p value for linear trend* | |||
---|---|---|---|---|---|---|
|
|
|
||||
2003 | 2010 | 2003 | 2010 | Annualized Rate Difference per 1,000 over time | ||
Total visits (fall) | 799 | 722 | 2.2 | 2.8 | 2.3 (0.3, 5.4) | 0.03 |
Age (years) | ||||||
65–74 | 257 | 213 | 0.7 | 0.9 | 2.1 (−1.5, 5.9) | 0.20 |
75–84 | 285 | 289 | 0.7 | 1.1 | 4.5 (1.8, 7.3) | < 0.01 |
85 and older | 257 | 220 | 0.8 | 0.8 | 1.9 (−4.0,8.3) | 0.46 |
Gender | ||||||
Male | 266 | 237 | 0.8 | 0.9 | 1.6 (−1.8, 5.2) | 0.29 |
Female | 533 | 485 | 1.4 | 1.9 | 3.5 (0.1, 6.9) | 0.04 |
Race/ethnicity | ||||||
White (non-Hispanic) | 678 | 596 | 1.9 | 2.4 | 3.4 (0.5, 6.4) | <0.01 |
Black | 56 | 54 | 0.2 | 0.2 | 1.1 (−5.1, 7.6) | 0.69 |
Hispanic or Latino | 42 | 43 | 0.1 | 0.2 | 1.2 (−6.4, 9.4) | 0.72 |
Other race | 29 | 33 | 0.05 | 0.08 | −6.6 (−15.0, 2.7) | 0.10 |
Region | ||||||
Northeast | 218 | 199 | 0.6 | 0.6 | 0.2 (−4.9, 5.5) | 0.94 |
Midwest | 184 | 147 | 0.5 | 0.6 | 1.8 (−2.4, 6.2) | 0.35 |
South | 216 | 239 | 0.7 | 1.1 | 5.3 (0.6, 10.2) | 0.03 |
West | 181 | 137 | 0.4 | 0.6 | 3.2 (−0.3, 6.8) | 0.07 |
Primary source of payment | ||||||
Medicare | 609 | 616 | 0.6 | 0.6 | 4.5 (0.5, 8.7) | 0.03 |
Medicaid | 27 | 17 | 0.03 | 0.02 | −7.3 (−36.0, 34.4) | 0.63 |
Private insurance | 114 | 54 | 0.1 | 0.05 | −1.8 (−8.5, 5.5) | 0.56 |
Self-pay, other or unknown | 49 | 35 | 0.05 | 0.03 | −8.0 (−14.4, −1.2) | 0.03 |
CI, confidence interval; ED, emergency department.
P-value based on the linear regression trend from 2003 and 2010