Table 1.
Influenza-like illness from sentinel hospitals in Gansu, 2010–2015.
| The annual | ILI | The total number of outpatient and emergency cases | ILI% | Seasons | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Spring (week 10–22) | Summer (week 23–35) | Autumn (week 36–48) | Winter (week 49–9) | ||||||||
| ILI | ILI% | ILI | ILI% | ILI | ILI% | ILI | ILI% | ||||
| 2010 Week 10–2011 Week 9 | 16747 | 893655 | 1.87 | 2618 | 1.18 | 2012 | 0.94 | 4226 | 1.94 | 7891 | 3.29 |
| 2011 Week 10–2012 Week 9 | 23487 | 1181779 | 1.99 | 6808 | 2.35 | 4943 | 1.75 | 5286 | 1.87 | 6450 | 1.97 |
| 2012 Week 10–2013 Week 9 | 30602 | 1533690 | 2.00 | 7109 | 1.86 | 6096 | 1.61 | 7088 | 1.98 | 10309 | 2.49 |
| 2013 Week 10–2014 Week 9 | 30060 | 1787591 | 1.68 | 7690 | 1.76 | 6011 | 1.36 | 6522 | 1.51 | 9837 | 2.06 |
| 2014 Week 10–2015 Week 9 | 34368 | 2115479 | 1.62 | 7258 | 1.39 | 6623 | 1.24 | 8834 | 1.73 | 11653 | 2.12 |
| Total | 135264 | 7512194 | 1.80 | 31483 | 1.70 | 25685 | 1.39 | 31956 | 1.78 | 46140 | 2.30 |