Table 1. Online Only. Characteristics of Study Population.
| N=64994 | |
|---|---|
| Age (mos), Mean (SD) | 3.7 (3.2) |
| Age (mos), Median (IQR) | 3 (5) |
| Sex, %Male | 57.7 |
| Race/Ethnicity, % | |
| Non-Hisp White | 29.4 |
| Non-Hisp Black | 13.8 |
| Hispanic | 18.4 |
| Other | 5.2 |
| Unknown | 33.2 |
| Insurance, % | |
| Private | 23.4 |
| Government | 51.4 |
| Other | 6.6 |
| Unknown | 18.7 |
| Season, % | |
| Spring | 13.5 |
| Summer | 2.5 |
| Fall | 18.3 |
| Winter | 65.6 |
| Year, % | |
| 10/2007 - 09/2008 | 20.9 |
| 10/2008 - 09/2009 | 20.3 |
| 10/2009 - 09/2010 | 22 |
| 10/2010 - 09/2011 | 21.6 |
| 10/2011 - 03/2012 | 15.2 |
| Severity, % | |
| Minor | 56.6 |
| Moderate | 36.6 |
| Major | 6.1 |
| Extreme | 0.7 |
| Length of Stay (days), Median (IQR) | 2 (2) |
| Length of Stay (days), Mean (SD) | 2.8 (1.6) |
| 3-Day Readmission, % | 1.2 |
| 7-Day Readmission, % | 1.5 |
| 14-Day Readmission, % | 1.9 |