Reports of respiratory infections made to PHE from PHE and NHS laboratories in England and Wales: weeks 11 to 15, 2020
Updated 3 March 2021
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Data are recorded by week of report, but include only specimens taken in the last eight weeks (meaning recent specimens).
Table 1. Reports of influenza infection made to PHE Colindale, by week of report
| Week | Week 11 | Week 12 | Week 13 | Week 14 | Week 15 | Total |
|---|---|---|---|---|---|---|
| Week ending | 15/3/2020 | 22/3/2020 | 29/3/2020 | 5/4/2020 | 12/4/2020 | |
| Influenza A | 362 | 316 | 127 | 59 | 15 | 879 |
| Isolation | 24 | 22 | 5 | 2 | 2 | 55 |
| DIF | 13 | 62 | 31 | 2 | 2 | 110 |
| PCR | 274 | 187 | 83 | 54 | 11 | 609 |
| Other † | 51 | 45 | 8 | 1 | – | 105 |
| Influenza B | 183 | 196 | 95 | 30 | 8 | 512 |
| Isolation | 10 | 8 | 3 | 3 | – | 24 |
| DIF | 10 | 65 | 29 | 1 | – | 105 |
| PCR | 132 | 97 | 60 | 25 | 8 | 322 |
| Other † | 31 | 26 | 3 | 1 | – | 61 |
Table 2. Respiratory viral detections by any method (culture, direct immunofluorescence, PCR, four-fold rise in paired sera, single high serology titre, genomic, electron microscopy, other method, other method unknown), by week of report
| Week | Week 11 | Week 12 | Week 13 | Week 14 | Week 15 | Total |
|---|---|---|---|---|---|---|
| Week ending | 15/3/2020 | 22/3/2020 | 29/3/2020 | 5/4/2020 | 12/4/2020 | |
| Adenovirus* | 186 | 147 | 83 | 52 | 28 | 496 |
| Coronavirus | 104 | 143 | 127 | 70 | 15 | 459 |
| Parainfluenza† | 108 | 133 | 88 | 54 | 28 | 411 |
| Rhinovirus | 453 | 517 | 270 | 160 | 65 | 1465 |
| RSV | 109 | 110 | 70 | 17 | 8 | 314 |
* Respiratory samples only.
† Includes parainfluenza types 1, 2, 3, 4 and untyped.
Table 3. Respiratory viral detections by age group: weeks 11 to 15, 2020
| Age group (years) | <1 year | 1-4 years | 5-14 years | 15-44 years | 45-64 years | ≥65 years | Unknown | Total |
|---|---|---|---|---|---|---|---|---|
| Adenovirus * | 69 | 180 | 57 | 99 | 45 | 45 | 1 | 496 |
| Coronavirus | 29 | 36 | 25 | 65 | 92 | 212 | – | 459 |
| Influenza A | 27 | 72 | 47 | 144 | 183 | 359 | 2 | 834 |
| Influenza B | 32 | 70 | 61 | 203 | 55 | 139 | 3 | 563 |
| Parainfluenza † | 54 | 105 | 29 | 46 | 63 | 113 | 1 | 411 |
| Respiratory syncytial virus | 76 | 63 | 8 | 21 | 38 | 107 | 1 | 314 |
| Rhinovirus | 246 | 358 | 112 | 238 | 144 | 367 | – | 1465 |
* Respiratory samples only.
† Includes parainfluenza types 1, 2, 3, 4 and untyped.
Table 4. Laboratory reports of infections associated with atypical pneumonia, by week of report
| Week | Week 11 | Week 12 | Week 13 | Week 14 | Week 15 | Total |
|---|---|---|---|---|---|---|
| Week ending | 15/3/2020 | 22/3/2020 | 29/3/2020 | 5/4/2020 | 12/4/2020 | |
| Coxiella burnettii | – | – | – | – | – | 0 |
| Respiratory Chlamydia sp.* | 1 | 8 | 1 | – | – | 10 |
| Mycoplasma pneumoniae | 25 | 22 | 5 | 4 | 11 | 67 |
* Includes Chlamydia Psittaci, Chlamydia Pneumoniae, and Chlamydia sp detected from blood, serum, and respiratory specimens.
Legionnaires Disease cases in England and Wales
Read the latest reports on Legionnaires’ Disease data at: Legionnaires’ disease monthly surveillance reports: 2020.