From: Molecular epidemiology of SARS-CoV-2 clusters caused by asymptomatic cases in Anhui Province, China
Cluster 1 | |||||||||||||||
 | Case A1 | Patient B | Patient C | Patient D | Patient E | Patient F | Patient G | Patient H | Case A2 | Patient I | Patient J | Patient K | Patient L | Patient M | Case A3 |
Relationship | Friend of patient C | Wife of patient C | Husband of patient C | Sun of patients B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C | Relative of patient B and C |
Occupation | Merchant | Worker | Driver | Student | Farmer | Student | Worker | Worker | Student | Farmer | Farmer | Farmer | Worker | Farmer | Farmer |
Days since onset | / | 5 | 3 | 7 | 7 | 10 | 9 | 5 | / | 6 | 12 | 12 | 5 | 12 | / |
Presenting symptoms and signs | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· |
Fever (Body temperature) | – | + | +(37.3 °C) | +(39 °C) | +(37.5 °C) | – | + | + | – | – | – | – | + | + | – |
Cough | – | +(productive) | – | + | +(dry) | – | – | – | – | – | +(dry) | +(dry) | +(productive) | – | – |
Generalised weakness | – | – | – | – | + | – | – | – | – | – | – | – | + | – | – |
Sneezing | – | – | – | – | – | – | – | – | – | + | – | – | – | – | – |
Sore throat | – | – | – | – | – | + | – | – | – | – | – | – | – | – | – |
Diarrhoea | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Muscle soreness | – | + | – | + | – | – | – | – | – | – | – | – | – | – | – |
Vomitting | – | – | – | – | – | – | – | – | – | – | – | – | + | – | – |
backpain | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Pneumonia | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Sample information | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· |
Sample type | Throat swab | sputum | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | sputum | Throat swab | Throat swab |
Strains | HN022 | HN012(MT415367) | HN021 | HN011(MT415366) | HN017(MT415369) | HN025 | HN026 | HN020(MT415370) | HN018 | HN019 | HN015(MT415368) | HN023(MT415371) | HN016 | HN027 | HN024(MT415372) |
Real-time RT-PCR (N gene) Ct value | 36.22 | 28.88 | 35.2 | 26.86 | 27.55 | 33.68 | 32.5 | 25.5 | 30.76 | 32.7 | 27.66 | 28.69 | 36.76 | 33.25 | 26.2 |
Spike Genome sequence obtained | Partial | Complete | ND | Complete | Complete | ND | ND | Complete | ND | ND | Complete | Complete | ND | ND | Complete |
Percent similarity to Wuhan-HB01(S gene) | / | 99.9 | / | 99.9 | 100 | / | / | 99.9 | / | / | 100 | 99.9 | / | / | 100 |
Cluster 2 | |||||||||||||||
 | Patient B* | Patient C* | Patient D* | Patient E* | Patient F* | Patient G* | Case A1* | Case A2* | Case A3* | Case A4* | Case A5* | Case A6* | Case A7* | Case A8* | Case A9* |
Relationship | Husband of case A1* | Friend of case A1* | Neighbor of patient C* | Daughter-in-law of patient C* | Live in the same village with patient C* | Friend of patient D* | Wife of Patient B* | Neighbor of patient C* | Neighbor of patient C* | Mother of patient C* | Husband of patient F* | Neighbor of patient C* | Sun of patient F* and case A5* | Mother of case A5* | Wife of Patient G* |
Occupation | Merchant | Farmer | Farmer | Merchant | Merchant | Farmer | Merchant | Merchant | Merchant | Farmer | Merchant | Farmer | / | Farmer | Farmer |
Days since onset | 0 | 7 | 2 | 12 | 2 | 4 | / | / | / | / | / | / | / | / | / |
Presenting symptoms and signs | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· |
Fever (Body temperature) | +(38 °C) | + | – | +(37.9 °C) | – | +(38 °C) | – | – | – | – | – | – | – | – | – |
Cough | – | +(productive) | +(dry) | – | – | +(productive) | – | – | – | – | – | – | – | – | – |
Generalised weakness | + | – | – | – | + | – | – | – | – | – | – | – | – | – | – |
Sneezing | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Sore throat | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Diarrhoea | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Muscle soreness | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
backpain | – | + | – | – | – | – | – | – | – | – | – | – | – | – | – |
Pneumonia | + | + | + | + | + | + | – | – | – | – | – | + | – | – | + |
Sample information | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· | ·· |
Sample type | Throat swab | sputum | Throat swab | Throat swab | Throat swab | sputum | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab | Throat swab |
Strains | MAS005(MT415373) | MAS326(MT415374) | MAS425 | MAS469 | MAS328 | MAS581 | MAS633 | MAS390 | MAS368(MT415375) | MAS596 | MAS332 | MAS656 | MAS661 | MAS525(MT415376) | MAS635(MT415377) |
Real-time RT-PCR (N gene) Ct value | 29.15 | 28.21 | 25.37 | 34.65 | 34.31 | 24.57 | – | 33.45 | 26.63 | 34.65 | 20.31 | 31.22 | 33.57 | 22.96 | 26.29 |
Spike Genome sequence obtained | Complete | Complete | ND | ND | ND | ND | ND | ND | Complete | ND | ND | ND | ND | Complete | Complete |
Percent similarity to Wuhan-HB01 (S gene) | 99.9 | 99.9 | / | / | / | / | / | / | 100 | / | / | / | / | 100 | 99.9 |