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Epidemiologic data sources for situation awareness
| Type of data | Number of local health departments |
|---|---|
| Case reports |
12 |
| Hospitalized/Fatal cases |
12 |
| Laboratory data |
12 |
| School absenteeism |
11 |
| Emergency room census |
9 |
| ILI sentinel surveillance |
5 |
| Vital statistics data |
5 |
| Hospital bed count |
4 |
| Workplace absenteeism |
2 |
| 911 Calls/Logs |
2 |
| Other syndromic surveillance | 2 |
Abbreviations: ILI, influenza-like illness.
