Skip to main content

Table 1 Total number of laboratory-confirmed influenza cases, hospitalizations and deaths captured in reportable disease and hospital data, Ontario, 2010–11 to 2013–14 influenza seasons

From: Getting a grippe on severity: a retrospective comparison of influenza-related hospitalizations and deaths captured in reportable disease and administrative data sources in Ontario, Canada

 

Season

2010–11

2011–12

2012–13

2013–14

Totals

Reportable disease data

 Influenza cases

6048

3946

9782

9958

29,734

 Hospitalizations

2380

1243

3699

3738

11,060

 Deaths

202

79

292

261

834

Hospital data

 Hospitalizations (J09, J10)

1916

874

3099

2943

8832

 Hospitalizations (J09, J10, J11)

2778

1282

4079

3770

11,909

 Deaths (J09, J10)

126

54

200

193

573

 Deaths (J09, J10, J11)

185

61

253

220

719

  1. For reportable disease data, hospitalizations and deaths are counted using the episode date (the first of onset date, laboratory specimen collection date, or date reported to public health)
  2. For hospital data, hospitalizations and deaths are counted using the admission date (as an indicator for date of symptom onset)