Patient Demographics
| Demographic | Group with manual injection | Group with automatic injection |
| Period of data collection | June 2004 to February 2010 | March 2010 to September 2011 |
| Age (y) | ||
| Median | 12 | 10 |
| Range | 3–18 | 2–19 |
| Sex | ||
| Male | 24 | 20 |
| Female | 21 | 19 |
| Duration of seizure (s) | ||
| Median | 65 | 67 |
| Range | 2–1,005 | 2–753 |