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Orla Hegarty Profile picture
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24 Jan, 7 tweets, 2 min read
🇮🇪✈️ One flight into Ireland
💺 only 17% of seats filled

🦠 🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠13 cases on board

🦠 🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠🦠 46 further cases

🏥🏥🏥🏥🏥🏥 6 HSE regions impacted
eurosurveillance.org/content/10.280…
flying to South Korea...
flying to Hong Kong (May ‘20)
flying to Singapore, electronic tagging
...
...
...

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More from @Orla_Hegarty

Orla Hegarty Profile picture
25 Jan
#Covid19 #Hotel quarantine, must learn from failures abroad
*ventilation (not air-con rooms or internal corridors)
*location (not cities)
*security (not outsourced)
*staff (not moving around)
*transport (not shared)
... use airborne virus precautions everywhere @irishhotelsfed
...
...
Read 4 tweets
Orla Hegarty Profile picture
23 Jan
[Thread] Learning from #COVID19 #superspread

🇺🇸USA Skagit Choir practice: 1 person with mild symptoms, 2.5-hours indoors, 50 infected, 2 deaths

“you can be inhaling what someone else exhaled even if they are far away from you” 1/ colorado.edu/today/2020/09/…
🇰🇷 South Korea, restaurant #Covid19 #superspread

CCTV shows 1 person infected another seated 6 metres away within 5 mins

“person was seated near a ceiling-type air conditioner, which blew virus droplets” 2/verywellhealth.com/air-flow-covid…
🇩🇪 Germany, meat factory #Covid19 #superspread

1,500 workers infected, indoors at 10°C low humidity

“Cold & stale air conditions allowed coronavirus particles to travel more than 8 meters” 3/
bloomberg.com/news/articles/…
Read 30 tweets
Orla Hegarty Profile picture
21 Jan
#Covid19 What’s happening in #NursingHomes in Lockdown since 30 Dec?

737 new cases (150 open outbreaks) 16 Jan

311 new (112 open) 9 Jan
65 new (64 open) 2 Jan
146 new (47 open) 26 Dec
118 new (37 open) 19 Dec
34 new (4 open) 12 Dec
irishtimes.com/news/health/de…
update: now 165 open outbreaks... more than 1 in 4 of ~all~ nursing homes currently have an outbreak

& 1 in 25 of ~all~ residents in #NursingHomes have died since March 2020

precautions are not being taken to stop airborne spread
irishexaminer.com/news/arid-4021…
research pre-covid: ‘in study, only 19% had adequate ventilation.. more respiratory outcomes were observed in relation to poor ventilation... & more pronounced effect of indoor air pollution in elderly living in poorly ventilated nursing homes’ erj.ersjournals.com/content/45/5/1…
Read 6 tweets
Orla Hegarty Profile picture
21 Jan
#Covid19 cases that ‘leak’ out of quarantine hotels are most likely due to failure to take #airborne precautions in buildings & transportation @NICU_doc_salone @drivetimerte
abc.net.au/news/2020-12-1…
‘testing indicated the hotel cleaner's infection was acquired from American airline staff’
smh.com.au/national/nsw/n…
‘civic leaders rightly focus on the hotel aspect of quarantine process improvement... there has been limited attention paid to the transport of these potentially infectious high-risk overseas arrivals’ theage.com.au/national/victo…
Read 6 tweets
Orla Hegarty Profile picture
9 Jan
[Thread] #Covid19 Indoor dining super-spread

‘Eleven of the 37 patrons who dined at the Smile Buffalo Thai restaurant on the night of December 21 tested positive to the virus, after visiting between 7pm & 9.30pm’ 1/
theage.com.au/national/victo…
‘virus can spread more than three times the six-foot (2m) range in just five minutes

Two diners were infected with Covid-19 from a third, asymptomatic diner who sat 21 feet (6.4m) away’ 2/ forbes.com/sites/suzanner…
‘one restaurant in Cork was the starting point of a cluster that has caused 57 Covid cases so far’

‘We have to cut down the size of these clusters, we have to cut down socialisation if we are going to get on top of this disease’ - @ronan_glynn (1 Oct) 3/
irishexaminer.com/news/arid-4005…
Read 18 tweets
Orla Hegarty Profile picture
9 Jan
Outbreaks in food processing is due to building operation for energy efficiency/cost saving by recirculating cold, dry air

In a German meat plant transmission was recorded at 8m.. so they fixed the ventilation

High risk indoor conditions are ~all~ preventable @SamuelMcConkey1
‘Cold and stale air conditions allowed coronavirus particles to travel more than 8 meters (26 feet) at a German slaughterhouse, a study showed, giving an insight into how meat plants turned into hotspots for infections across the world’
bloomberg.com/news/articles/…
2/3 of ~all~ workplace outbreak cases in Ireland have been in meat/poultry/fish processing plants (that’s fewer than 150 buildings)

6 outbreaks are currently open, range 3 to 72 cases in open outbreaks

In a Cork meat plant outbreak ~226~ were infected
hpsc.ie/a-z/respirator…
Read 4 tweets

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