From: Acute mastoiditis in an Italian pediatric tertiary medical center: a 15 – year retrospective study
Year | Number (%) of patients with acute mastoiditis | Number (%) of patients with acute otitis media | Number of patients presenting at the Pediatric Emergency Dept. |
---|---|---|---|
2005 | 6 (0.01) | 450 (0.03) | 15,593 |
2006 | 12 (0.03) | 451 (0.02) | 18,251 |
2007 | 9 (0.02) | 454 (0.02) | 18,923 |
2008 | 9 (0.03) | 340 (0.02) | 18,922 |
2009 | 8 (0.03) | 297 (0.01) | 19,384 |
2010 | 8 (0.03) | 274 (0.01) | 19,216 |
2011 | 6 (0.02) | 256 (0.01) | 19,372 |
2012 | 6 (0.02) | 249 (0.01) | 18,884 |
2013 | 7 (0.02) | 295 (0.01) | 21,523 |
2014 | 13 (0.05) | 251 (0.01) | 22,886 |
2015 | 20 (0.07) | 282 (0.01) | 22,802 |
2016 | 17 (0.05) | 326 (0.01) | 23,197 |