USA: 55% increase in Delta vaccine breakthrough cases in Washington State
This week’s update from Washington State showing vaccine breakthrough cases and which Sars-CoV-2 variant is causing them up to 11th August 2021. Of note this week is another big jump for Delta B.1.617.2 vaccine breakthrough cases, which have increased by 55% from 405 to 629 in one week. There is also a sudden and rather alarming 74% increase in vaccine breakthrough cases where the Sars-CoV-2 variant is defined as “other”.
** There is an UPDATE of this post here **
Vaccine Breakthroughs up to 11th August 2021
| 11th August 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant | Increase in Number of Breakthroughs From Previous Week |
|---|---|---|---|---|---|
| Delta | B.1.617.2 | 629 | 44% | 12% | 224 |
| Alpha | B.1.1.7 | 352 | 25% | 39% | 9 |
| Gamma | P.1 | 182 | 13% | 9% | 7 |
| Epsilon | B.1.429 | 116 | 8% | 14% | 0 |
| Iota | B.1.526 | 28 | 2% | 3% | 1 |
| Epsilon | B.1.427 | 11 | 1% | 2% | 0 |
| Beta | B.1.351 | 10 | 1% | 1% | 0 |
| Eta | B.1.525 | 4 | 0% | 0% | 0 |
| Kappa | B.1.617.1 | 1 | 0% | 0% | 0 |
| Other | Other | 87 | 6% | 20% | 37 |
| Total | Total | 1420 | 100% | 100% | 278 |
Vaccine Breakthroughs up to 4th August 2021
| 4th August 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant | Increase in Number of Breakthroughs From Previous Week |
|---|---|---|---|---|---|
| Delta | B.1.617.2 | 405 | 35% | 10% | 151 |
| Alpha | B.1.1.7 | 343 | 30% | 41% | 6 |
| Gamma | P.1 | 175 | 15% | 9% | 7 |
| Epsilon | B.1.429 | 116 | 10% | 15% | 0 |
| Iota | B.1.526 | 27 | 2% | 3% | 1 |
| Epsilon | B.1.427 | 11 | 1% | 2% | 0 |
| Beta | B.1.351 | 10 | 1% | 1% | 0 |
| Eta | B.1.525 | 4 | 0% | 0% | 0 |
| Kappa | B.1.617.1 | 1 | 0% | 0% | 0 |
| Other | Other | 50 | 4% | 19% | -4 |
| Total | 1142 | 100% | 100% | 161 |
Vaccine Breakthroughs up to 28th July 2021
| 28th July 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant | Increase in Number of Breakthroughs From Previous Week |
|---|---|---|---|---|---|
| Alpha | B.1.1.7 | 337 | 34% | 43% | 29 |
| Gamma | P.1 | 168 | 17% | 10% | 12 |
| Epsilon | B.1.429 | 116 | 12% | 15% | 3 |
| Delta | B.1.617.2 | 254 | 26% | 7% | 141 |
| Iota | B.1.526 | 26 | 3% | 3% | 4 |
| Beta | B.1.351 | 10 | 1% | 1% | 0 |
| Epsilon | B.1.427 | 11 | 1% | 2% | 0 |
| Eta | B.1.525 | 4 | 0% | 0% | 0 |
| Kappa | B.1.617.1 | 1 | 0% | 0% | 0 |
| Zeta | P.2 | 0 | 0% | 0% | 0 |
| Other | Other | 54 | 6% | 18% | 4 |
| Total | 981 | 100% | 100% | 193 |
Vaccine Breakthroughs up to 21st July 2021
| 21st July 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant | Increase in Number of Breakthroughs From Previous Week |
|---|---|---|---|---|---|
| Alpha | B.1.1.7 | 308 | 39% | 44% | -1 |
| Gamma | P.1 | 156 | 20% | 10% | 9 |
| Epsilon | B.1.429 | 113 | 14% | 16% | 0 |
| Delta | B.1.617.2 | 113 | 14% | 4% | 23 |
| Iota | B.1.526 | 22 | 3% | 3% | 0 |
| Beta | B.1.351 | 10 | 1% | 1% | -1 |
| Epsilon | B.1.427 | 11 | 1% | 2% | 0 |
| Eta | B.1.525 | 4 | 1% | 0% | 0 |
| Kappa | B.1.617.1 | 1 | 0% | 0% | 0 |
| Zeta | P.2 | 0 | 0% | 0% | 0 |
| Other | Other | 50 | 6% | 19% | 0 |
| Total | 788 | 100% | 100% | 30 |
Vaccine Breakthroughs up to 14th July 2021
| 14th July 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant | Increase in Number of Breakthroughs From Previous Week |
|---|---|---|---|---|---|
| Alpha | B.1.1.7 | 309 | 41% | 44% | 12 |
| Gamma | P.1 | 147 | 19% | 10% | 6 |
| Epsilon | B.1.429 | 113 | 15% | 16% | 0 |
| Delta | B.1.617.2 | 90 | 12% | 4% | 20 |
| Iota | B.1.526 | 22 | 3% | 3% | 1 |
| Beta | B.1.351 | 11 | 1% | 1% | 0 |
| Epsilon | B.1.427 | 11 | 1% | 2% | 0 |
| Eta | B.1.525 | 4 | 1% | 0% | 0 |
| Kappa | B.1.617.1 | 1 | 0% | 0% | 0 |
| Zeta | P.2 | 0 | 0% | 0% | 0 |
| Other | Other | 49 | 6% | 20% | 0 |
| Total | 757 | 100% | 100% | 39 |
Vaccine Breakthroughs up to 7th July 2021
| 7th July 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant | Increase in Number of Breakthroughs From Previous Week |
|---|---|---|---|---|---|
| Alpha | B.1.1.7 | 297 | 41% | 44% | 11 |
| Gamma | P.1 | 139 | 19% | 9% | 6 |
| Epsilon | B.1.429 | 113 | 16% | 16% | 0 |
| Delta | B.1.617.2 | 70 | 10% | 4% | 30 |
| Iota | B.1.526 | 21 | 3% | 3% | 7 |
| Beta | B.1.351 | 11 | 2% | 1% | 1 |
| Epsilon | B.1.427 | 11 | 2% | 2% | 0 |
| Eta | B.1.525 | 4 | 1% | 0% | 0 |
| Kappa | B.1.617.1 | 1 | 0% | 0% | 0 |
| Zeta | P.2 | 0 | 0% | 0% | 0 |
| Other | 49 | 7% | 20% | 0 | |
| Total | 716 | 100% | 100% | 55 |
Vaccine Breakthroughs up to 30th June 2021
| 30th June 2021 Variant | Lineage | Number of Vaccine Breakthrough Cases With Variant | Percentage of Vaccine Breakthrough Cases With Variant | Percentage of Sequences From All Covid-19 Cases With Variant |
|---|---|---|---|---|
| Alpha | B.1.1.7 | 286 | 37% | 38% |
| Gamma | P.1 | 133 | 17% | 8% |
| Epsilon | B.1.429 | 113 | 15% | 14% |
| Delta | B.1.617.2 | 40 | 5% | 2% |
| Iota | B.1.526 | 14 | 2% | 3% |
| Beta | B.1.351 | 10 | 1% | 1% |
| Epsilon | B.1.427 | 11 | 1% | 2% |
| Eta | B.1.525 | 4 | 1% | 0% |
| Kappa | B.1.617.1 | 1 | 0% | 0% |
| Zeta | P.2 | 0 | 0% | 0% |
| Other | 49 | 21% | 32% | |
| Totals | 661 | 100% | 100% |
Image by Frank Ravizza from Pixabay
** This post was originally published on August 14, 2021 **
Related Posts:
