1/7 #COVID19 key concerns 🇨🇦: Nationally, the average daily case count has increased by more than 50% compared to the previous 7-day average, with >42,000 cases being reported daily over the past 7 days (data up to Jan 6th). health-infobase.canada.ca/covid-19/epide…
2/7 High infection rates that are challenging testing capacity in much of the country lead to an underestimation of the true case numbers, but we continue to test & sequence at very high levels to track the spread and monitor variant predominance. canada.ca/en/public-heal…
3/7 At the same time, we continue to use multiple other indicators, such as laboratory test positivity and hospitalisation/critical illness trends that are useful for monitoring overall disease activity and severity impacts.
4/7 Currently, these trends are increasing due to the explosive number of cases in the #Omicron surge. For the most recent 7-days data, laboratory test positivity is estimated at 29%, indicating widespread community transmission. canada.ca/en/public-heal…
5/7 While international surveillance shows that severity trends increase with the extremely high volume of cases in the #Omicron surge, severe illnesses are not rising at the same explosive rate as cases.
6/7 Nevertheless, severe illness does occur with #Omicron and the impact on the health system and other sectors can be substantial, not only in terms of hospital & critical care admissions but compounded by ↑ illness and absenteeism.
7/7 This of course, heightens the need for everyone to maintain our #VaccinesPlus protective stance with #COVID19Vaccines/#BoosterDose + layers of protection to reduce the risks of exposure and spreading the virus. canada.ca/en/public-heal…

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More from @CPHO_Canada

8 Jan
1/5 #COVID19 key concerns 🇨🇦: this may feel like a double marathon we didn’t sign up for, but we can draw strength knowing the ground we’ve covered so far to stay on track and work together to get where we need to go. canada.ca/en/public-heal…
2/5 As public health continues vaccination efforts & closely monitors local epidemiology for signs of peaking activity in the weeks ahead, we can all help by staying the course to get through this difficult time sooner. #VaccinesPlus➡️ canada.ca/en/public-heal… Image
3/5 Currently, we still need millions more Canadians to increase their protection with #COVID19Vaccines, including almost 7 million eligible people who need a 1st or 2nd dose of their primary series.
Read 5 tweets
6 Jan
1/4 #COVID19 key concerns 🇨🇦 : we’ve got the winter blues across the country, but this too shall pass! Let’s lighten the blues sooner with layers of protection for you and yours. #FullyVaccinated #BoosterDose #VaccinesPlus
➡️health-infobase.canada.ca/covid-19/epide…
2/4 Winterizing your #covidwise includes choosing a mask that is well-constructed and can be adjusted to fit your face snugly to filter potentially contaminated air in/out of your mask. 🚫 #MaskGaps
3/4 Improving indoor ventilation also helps by reducing levels of infectious particles in the air, which is particularly important for times when we’re in closed spaces with others outside our immediate household. #AVOID3Cs #GoodVentilation
➡️canada.ca/en/public-heal…
Read 4 tweets
5 Jan
1/7 #COVID19 key concerns 🇨🇦 : COVID-19 cases have rapidly accelerated, with #Omicron now predominating and widespread across much of the country. The latest 7-day average of 40,696 cases/day is a 78% increase over last week.
➡️health-infobase.canada.ca/covid-19/epide…
2/7 Though very high activity levels that challenge testing capacity may underestimate true case numbers, other indicators remain useful to monitor trends in overall disease activity (e.g. test positivity) & severity (hospitalizations etc.)
3/7 Not surprisingly, as exponential growth of #Omicron continues, these trends are all rising; in the past most recent 7-days % lab test positivity increased by to 28%, while average daily hospital/ICU numbers increased by 82% and 20% respectively.
Read 7 tweets
13 Nov 21
1/5 Layering #COVID19 protections is best! Evidence on aerosol spread of the #SARSCoV2 virus shows that expelled virus particles can spread over distances and linger in fine aerosols for periods of time, much like second-hand smoke. canada.ca/en/public-heal…
2/5 Likewise, those in close proximity to the infected person can inhale more aerosols. This is why opening a window can help reduce the risk and why wearing a well-fitted and well-constructed mask is so important. #GoodVentilation #MaskFit
3/ 5 Similar to how second-hand smoke can leave a room when a door or window is opened, improved ventilation can remove virus particles from the air.
Read 5 tweets
12 Nov 21
1/4 Since the outset of the pandemic, we’ve learned a lot about the #SARSCoV2 virus that causes #COVID19. Importantly, we’ve learned how the virus can linger in fine aerosols and remain suspended in the air we breathe. canada.ca/en/public-heal…
2/4 Much like expelled smoke lingers in poorly ventilated spaces, #SARSCoV2 virus can remain suspended in the air, with those in close proximity to the infected person inhaling more aerosols, especially in indoor and poorly ventilated spaces.
3/4 This is why wearing a well-fitted and well-constructed mask is so important when you’re spending time in indoor public or private spaces with others outside of your immediate household, particularly if ventilation is not optimal ➡️canada.ca/en/public-heal…
Read 4 tweets
3 Nov 21
1/4 Q: I’m planning a pregnancy, should I get the #COVID19 vaccine? Read this thread for the answer⬇️ Image
2/4 Yes! It’s recommended that you get vaccinated with a mRNA #COVID19Vaccine if you’re planning a pregnancy. Millions of mRNA vaccinations have been administered in Canada and around the world.
3/4 Data from ongoing surveillance shows there is no evidence that COVID-19 vaccines cause fertility problems. canada.ca/en/public-heal…
Read 4 tweets

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