Respiratory Virus Update for May 23 (7 day total, up to May 16): 204 [Covid-19: 16], 37 Hospitalizations [5], 4 ICU Admissions [0], 3 Deaths [2], 1.0% Covid-19 tests positive (last 3 weeks, previous report: 1.1%)
Data is taken from the respiratory virus portal, which provides data for Covid-19, influenza, and respiratory syncytial virus (RSV).
1. TOP LINE NUMBERS
- Change is relative to the last update (up to May 9) and data is current to May 16. Due to back filling, differences may occur between this and the top line numbers on the respiratory virus dashboard.
- Note that cases are exclusively lab-confirmed.
| Value | Influenza: Current (Change) | Covid-19: Current (Change) | RSV: Current (Change) |
|---|---|---|---|
| Tests | 145,113 (+3,308) | 158,845 (+3,389) | 136,274 (+3,162) |
| Test Positivity (last 3 weeks) | 5.5% (-0.6%) | 1.0% (-0.1%) | 1.1% (-0.4%) |
| Cases | 19,886 (+160) | 6,132 (+16) | 5,081 (+28) |
| Hospital Admissions | 4,260 (+26) | 1,423 (+5) | 1,892 (+6) |
| In Hospital (primary/contributing factor)^1 | 23 (-11) | 12 (-2) | 18 (-6) |
| ICU Admissions | 321 (+2) | 97 (+0) | 163 (+2) |
| In ICU (primary/contributing factor)^1 | 2 (+0) | 1 (-1) | 0 (-2) |
| Deaths | 278 (+1) | 129 (+2) | 63 (+0) |
^1 As defined by Alberta Health, a hospitalization "is counted when the reason for admission is either directly resulting from the disease, or when the disease is a contributing factor for the admission". Incidental cases (cases where Covid-19 is identified but not a factor in hospitalization are not counted).
Covid Case Weekly Summary
- A historical summary of weekly cases, hospital admissions, and ICU admissions, is given here
| Dates | Cases | Hospital Admissions | ICU Admissions |
|---|---|---|---|
| 20/04/2026 - 26/04/2026 | 31 | 7 | 2 |
| 27/04/2026 - 03/05/2026 | 34 | 9 | 0 |
| 04/05/2026 - 10/05/2026 | 32 | 4 | 1 |
| 11/05/2026 - 17/05/2026 | 16 | 5 | 0 |
-
Highest weekly hospitalization/ICU admissions:
-
Weekly hospitalization: 872 (Jan 26-Feb 1, 2022)
-
Weekly ICU admission: 282 (Sept 15-21, 2021)
2. AGE DISTRIBUTION
Covid-19
| Age Group | Hospital Admissions (Change) | ICU Admissions (Change) | Deaths (Change) |
|---|---|---|---|
| Total | 1,423 (+5) | 97 (+0) | 129 (+2) |
| <1 | 86 (+0) | 8 (+0) | 0 (+0) |
| 1 to 4 | 51 (+0) | 3 (+0) | 0 (+0) |
| 5 to 9 | 18 (+0) | 3 (+0) | 0 (+0) |
| 10 to 19 | 27 (+0) | 2 (+0) | 1 (+0) |
| 20 to 29 | 21 (+0) | 3 (+0) | 0 (+0) |
| 30 to 39 | 45 (+0) | 2 (+0) | 1 (+0) |
| 40 to 49 | 46 (+1) | 7 (+0) | 2 (+0) |
| 50 to 59 | 91 (+0) | 16 (+0) | 8 (+0) |
| 60 to 69 | 172 (+2) | 17 (+0) | 9 (+0) |
| 70 to 79 | 328 (+1) | 26 (+0) | 34 (+0) |
| 80 to 90 | 371 (+1) | 10 (+0) | 39 (+2) |
| 90+ | 167 (+0) | 0 (+0) | 35 (+0) |
| Unknown | 0 (+0) | 0 (+0) | 0 (+0) |
Influenza
| Age Group | Hospital Admissions (Change) | ICU Admissions (Change) | Deaths (Change) |
|---|---|---|---|
| Total | 4,260 (+26) | 321 (+2) | 278 (+1) |
| <1 | 107 (+1) | 11 (+0) | 1 (+0) |
| 1 to 4 | 285 (+4) | 18 (+0) | 0 (+0) |
| 5 to 9 | 189 (+4) | 11 (+0) | 0 (+0) |
| 10 to 19 | 164 (+3) | 21 (+0) | 0 (+0) |
| 20 to 29 | 159 (+1) | 20 (+0) | 4 (+0) |
| 30 to 39 | 204 (+1) | 17 (+1) | 3 (+0) |
| 40 to 49 | 211 (+2) | 31 (+0) | 9 (+0) |
| 50 to 59 | 298 (+2) | 45 (+0) | 16 (+0) |
| 60 to 69 | 623 (+2) | 71 (+0) | 30 (+0) |
| 70 to 79 | 872 (+4) | 56 (+1) | 63 (+1) |
| 80 to 89 | 778 (+0) | 19 (+0) | 76 (+0) |
| 90+ | 370 (+2) | 1 (+0) | 76 (+0) |
| Unknown | 0 (+0) | 0 (+0) | 0 (+0) |
RSV
| Age Group | Hospital Admissions (Change) | ICU Admissions (Change) | Deaths (Change) |
|---|---|---|---|
| Total | 1,892 (+6) | 163 (+2) | 63 (+0) |
| <1 | 542 (+2) | 64 (+1) | 0 (+0) |
| 1 to 4 | 534 (+1) | 31 (+1) | 0 (+0) |
| 5 to 9 | 61 (+0) | 4 (+0) | 0 (+0) |
| 10 to 19 | 16 (+0) | 2 (+0) | 0 (+0) |
| 20 to 29 | 16 (+0) | 3 (+0) | 0 (+0) |
| 30 to 39 | 28 (+0) | 2 (+0) | 0 (+0) |
| 40 to 49 | 34 (+1) | 5 (+0) | 1 (+0) |
| 50 to 59 | 85 (+0) | 13 (+0) | 3 (+0) |
| 60 to 69 | 165 (+0) | 22 (+0) | 16 (+0) |
| 70 to 79 | 176 (+1) | 15 (+0) | 12 (+0) |
| 80 to 89 | 177 (+1) | 2 (+0) | 24 (+0) |
| 90+ | 58 (+0) | 0 (+0) | 7 (+0) |
| Unknown | 0 (+0) | 0 (+0) | 0 (+0) |
3. SPATIAL DISTRIBUTION OF CASES
Cases per 100,000
| Region | Influenza: Current (Change) | RSV: Current (Change) | Covid-19: Current (Change) |
|---|---|---|---|
| North | 4.77 (-0.40) | 0.99 (-0.80) | 0.00 (-0.99) |
| Edmonton | 2.65 (-0.48) | 0.36 (-0.48) | 0.24 (-0.48) |
| Central | 2.97 (-0.59) | 0.99 (+0.79) | 0.40 (-1.18) |
| Calgary | 2.97 (-0.10) | 0.49 (+0.00) | 0.49 (+0.19) |
| South | 5.38 (+0.00) | 0.60 (+0.00) | 0.00 (-0.30) |
| Alberta | 3.24 (-0.26) | 0.56 (-0.22) | 0.32 (-0.32) |
Cases by Region
- Metrics are Total (Change)
| Metric | Alberta | North | Edmonton | Central | Calgary | South | Unknown |
|---|---|---|---|---|---|---|---|
| Covid-19 | - | - | - | - | - | - | - |
| .. Cases | 6,132 (+16) | 621 (+0) | 2,238 (+4) | 864 (+2) | 2,027 (+10) | 379 (+0) | 3 (+0) |
| .. Hospitalizations | 1,423 (+5) | 129 (+0) | 497 (+2) | 205 (+1) | 490 (+2) | 102 (+0) | 0 (+0) |
| .. ICU Admissions | 97 (+0) | 15 (+0) | 37 (+0) | 9 (+0) | 26 (+0) | 10 (+0) | 0 (+0) |
| .. Deaths | 129 (+2) | 9 (+0) | 53 (+0) | 23 (+0) | 32 (+1) | 12 (+1) | 0 (+0) |
| Influenza | - | - | - | - | - | - | - |
| .. Cases | 19,886 (+160) | 2,632 (+24) | 6,121 (+41) | 2,691 (+15) | 6,845 (+60) | 1,587 (+18) | 10 (+2) |
| .. Hospitalizations | 4,260 (+26) | 456 (+6) | 1,288 (+6) | 611 (+3) | 1,474 (+9) | 427 (+2) | 4 (+0) |
| .. ICU Admissions | 321 (+2) | 44 (+0) | 101 (+1) | 38 (+0) | 92 (+0) | 46 (+1) | 0 (+0) |
| .. Deaths | 278 (+1) | 31 (+0) | 90 (+0) | 43 (+0) | 83 (+1) | 30 (+0) | 1 (+0) |
| RSV | - | - | - | - | - | - | - |
| .. Cases | 5,081 (+28) | 747 (+5) | 1,452 (+6) | 663 (+5) | 1,810 (+10) | 350 (+2) | 59 (+0) |
| .. Hospitalizations | 1,892 (+6) | 240 (+1) | 506 (+1) | 221 (+0) | 770 (+3) | 155 (+1) | 0 (+0) |
| .. ICU Admissions | 163 (+2) | 21 (+1) | 60 (+0) | 14 (+0) | 60 (+1) | 8 (+0) | 0 (+0) |
| .. Deaths | 63 (+0) | 4 (+0) | 20 (+0) | 8 (+0) | 27 (+0) | 4 (+0) | 0 (+0) |
4. OUTBREAKS
- Metrics are Total (Change)
| Metric | Alberta | North | Edmonton | Central | Calgary | South | Unknown |
|---|---|---|---|---|---|---|---|
| Total Outbreaks | 1,378 (+15) | 120 (+3) | 467 (+3) | 226 (+3) | 394 (+2) | 171 (+4) | 0 (+0) |
| Covid-19 Outbreaks | 263 (+0) | 16 (+0) | 96 (+0) | 46 (+0) | 81 (+0) | 24 (+0) | 0 (+0) |
| Influenza Outbreaks | 292 (+1) | 30 (+1) | 80 (+0) | 56 (+0) | 79 (+0) | 47 (+0) | 0 (+0) |
| Other Respiratory Outbreaks | 823 (+14) | 74 (+2) | 291 (+3) | 124 (+3) | 234 (+2) | 100 (+4) | 0 (+0) |
5. ADDITIONAL INFORMATION
Posted May 24, 2026, 2:54 AM UTC
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