Table 2 . Results of analysis of Reported Foodborne Disease Outbreaks in Iran, 2011 .
| No. | % | |
|
Frequency of Foodborne Outbreaks by Months (1038) | ||
| January | 37 | 3.8 |
| February | 50 | 4.8 |
| March | 42 | 4 |
| April | 53 | 5.2 |
| May | 76 | 7.3 |
| June | 99 | 9.5 |
| July | 134 | 13 |
| August | 184 | 17.8 |
| September | 141 | 13.6 |
| October | 86 | 8.3 |
| November | 77 | 7.5 |
| December | 54 | 5.3 |
| Frequency of Foodborne Disease cases by Age Groups (10283) | ||
| 0-5 years old | 2468 | 24 |
| 6-15 years old | 2262 | 22 |
| 16-30 years old | 3394 | 33 |
| 31-45 years old | 1440 | 14 |
| ≥46 years old | 720 | 7 |
| Frequency of Foodborne Disease cases by Gender (10283) | ||
| Male | 4833 | 47 |
| Female | 5450 | 53 |
| Frequency of Foodborne Outbreaks by Residency (1038) | ||
| Rural Area | 571 | 55 |
| Urban Area | 467 | 45 |
| Frequency of Investigated cases by Etiology, Total Samples (684) | ||
| E.coli (Non-pathogen) | 198 | 29 |
| Shigella spp | 94 | 13.8 |
| Hepatitis A | 92 | 13.5 |
| Vibrio cholera | 72 | 10.5 |
| Entamoeba histolytica | 47 | 6.9 |
| Salmonella spp | 35 | 5.1 |
| Staphylococcal Toxin | 32 | 4.6 |
| Giardia intestinalis | 27 | 3.9 |
| Botulism | 19 | 2.8 |
| Chemicals | 17 | 2.5 |
| Yersinia enterocolitica | 3 | 0.4 |
| Rotavirus | 2 | 0.3 |
| Others | 46 | 6.7 |