Table 2.
Comparison of selected indicators of influenza surveillance system, WHO Eastern Mediterranean Region, between 2011 and 2018.
| 2011 |
2018 |
P value | |||
|---|---|---|---|---|---|
| Number | Median value (IQR) | Number | Median value (IQR) | ||
| Number of SARI patients enrolled at influenza sentinel sites | 31,179 | 357 (260–786) | 111,228 | 2039 (1140–3001) | <0.001 |
| Number of influenza specimens tested and reported to FluNet/EMFLU | 30,670 | 351 (253–776 | 109,607 | 2016 (1115–2956) | <0.001 |
| The proportion of influenza positive cases detected | 20.64% | 10.60% (5.8–19.8) | 20.07% | 16.37% (8.3–22) | <0.001 |
| The number of seasonal influenza virus samples sent to WHO CCs for vaccine strain selection | 142 | 11 (4–16) | 1473 | 89 (82–174) | <0.001 |