Jean-Paul R. Soucy Profile picture
Doing PhD epi @UofT_dlsph. Jr Fellow @MasseyCollege. Co-founder https://t.co/C8n8zJeZjt. Founding editor @UofT_JPH. Data-informed, values-driven. Newsletter: https://t.co/kH3FiLQAK3.
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Feb 20, 2022 4 tweets 1 min read
Feb 19, 2022 7 tweets 3 min read
I encourage everyone to read this thoughtful 🧵 about the worrying precedent set by the invocation of the Emergencies Act in Canada to freeze people out of the financial system without due process. /1 The order for financial service providers (banks, credit cards, crowdfunding platforms, etc.) to freeze the accounts of anyone associated directly or "indirectly" with the protest gives the government extremely wide latitude to act. /2

Oct 3, 2021 4 tweets 1 min read
One thing that has bugged me since the beginning of the pandemic: how did the CDC get sidelined so completely? How did Dr. Fauci, the head of an agency almost no one had ever heard of, become the public face of the COVID response, while CDC Dir. Redfield had almost 0 presence? Is it as simple as NIAID being in the D.C. Metro area whereas the CDC is situated away from Washington, in Atlanta? (Thanks to Coca-Cola president Robert Woodruff, incidentally)
Oct 2, 2021 13 tweets 20 min read
Hey. I’ve been working on #COVID19 #OpenData for a while now, but the time has come to think bigger. Today I’m announcing the launch of a new project: What Happened? COVID-19 in Canada

Let’s build a unified platform for COVID-19 data in Canada. Together.

whathappened.coronavirus.icu Image This project has three pillars: a definitive timeline, a comprehensive archive and pandemic storytelling.
Oct 1, 2021 4 tweets 4 min read
Well done, @UofT:
✅ 99% have first dose 💉
✅ 94% are fully vaccinated 💉💉

How do other universities in Canada measure up? #COVID19 #vaccine @UofT_dlsph Image ...among the 76,000 students, staff and faculty that have declared their status. It's not clear how many HAVEN'T declared their status (and thus what the overall vaccination rate is). Waiting for answers from @UofT on this one.

Sep 21, 2021 9 tweets 6 min read
Please stop linking to this garbage report as "CDC confirms #COVID19 #vaccines have killed at least 150,000 Americans."

downloads.regulations.gov/CDC-2021-0089-… Yes, it's posted on a .gov website. Anyone is allowed to submit comments on articles printed in the Federal Register, which are then posted to regulations.gov alongside the original document.

regulations.gov/document/CDC-2…
Jul 29, 2021 5 tweets 2 min read
A few new ones.

T̶h̶e̶ ̶P̶o̶w̶e̶r̶ ̶o̶f̶ ̶N̶a̶t̶u̶r̶a̶l̶ ̶I̶m̶m̶u̶n̶i̶t̶y̶
T̶h̶e̶ ̶U̶S̶ ̶i̶s̶ ̶a̶p̶p̶r̶o̶a̶c̶h̶i̶n̶g̶ ̶h̶e̶r̶d̶ ̶i̶m̶m̶u̶n̶i̶t̶y̶,̶ ̶e̶x̶p̶e̶r̶t̶s̶ ̶s̶a̶y̶
T̶h̶e̶ ̶R̶e̶a̶s̶s̶u̶r̶i̶n̶g̶ ̶D̶a̶t̶a̶ ̶o̶n̶ ̶t̶h̶e̶ ̶D̶e̶l̶t̶a̶ ̶V̶a̶r̶i̶a̶n̶t̶ Again, all US headlines.
Apr 13, 2021 9 tweets 3 min read
I am sorry, but we are going to see a completely avoidable tragedy play out in Ontario over the next few months.
Apr 11, 2021 5 tweets 1 min read
̶T̶h̶e̶r̶e̶ ̶I̶s̶n̶'̶t̶ ̶a̶ ̶C̶o̶r̶o̶n̶a̶v̶i̶r̶u̶s̶ ̶'̶S̶e̶c̶o̶n̶d̶ ̶W̶a̶v̶e̶'̶
W̶h̶a̶t̶ ̶i̶f̶ ̶‘̶H̶e̶r̶d̶ ̶I̶m̶m̶u̶n̶i̶t̶y̶’̶ ̶I̶s̶ ̶C̶l̶o̶s̶e̶r̶ ̶T̶h̶a̶n̶ ̶S̶c̶i̶e̶n̶t̶i̶s̶t̶s̶ ̶T̶h̶o̶u̶g̶h̶t̶?̶
W̶e̶’̶l̶l̶ ̶H̶a̶v̶e̶ ̶H̶e̶r̶d̶ ̶I̶m̶m̶u̶n̶i̶t̶y̶ ̶b̶y̶ ̶A̶p̶r̶i̶l̶ These are all US headlines. See below...
Dec 25, 2020 5 tweets 3 min read
All I want for Christmas is for people to understand that the #vaccines don't change how we have to manage #COVID19 this winter. 🎅

New blog post: COVID-19 Vaccination in Canada: What We Know so Far

Brief summary below. ⬇️🧵 (1/4)

jeanpaulsoucy.com/post/covid-vac… The COVID-19 Open Data Working Group has been tracking the rollout of COVID-19 vaccines since V-Day (December 14). Data are available on our dashboard and from our GitHub repository. (2/4)

art-bd.shinyapps.io/covid19canada/
github.com/ishaberry/Covi…
Nov 18, 2020 6 tweets 2 min read
❗WHAT MAKES PERCENT POSITIVITY SUCH A CRITICAL METRIC IN A PANDEMIC?❓

Plus: thoughts on #Ontario #COVID19 thresholds and what #Europe tells us about what's in store for #Canada this winter.

New blog post! 👇👇
jeanpaulsoucy.com/post/percent-p…

(TL;DR below) ⬇️🧵 (1/5) (2/5) Percent positivity (positive tests / total tests * 100%) is so important because it summarizes two signals in one number: outbreak size and the adequacy of testing. A growing outbreak or insufficient testing (or both) will cause percent positivity to rise.
Nov 17, 2020 42 tweets 14 min read
❗WHAT MAKES PERCENT POSITIVITY SUCH A CRITICAL METRIC IN A PANDEMIC?❓

(1/36) Plus: thoughts on #COVID19 response thresholds in #Ontario and why #Europe is a crystal ball for #Canada... Mega-thread below. 👇🧵🚨 (2/36) While it may be the daily case numbers that grab the headlines, it’s far from the most important metric to watch when determining the trajectory of COVID-19, as I’ve written before.

Nov 16, 2020 7 tweets 3 min read
Some #COVID19 #Canada trends (% change in 7-day avg. vs. 1 week ago): (1/5)

AB: +78.1% 📈 (599.1/day ➡️ 1,067.3/day)
SK: +62.6% 📈 (97.0/day ➡️ 157.7/day)
MB: +34.4% 📈 (299.4/day ➡️ 402.4/day)
ON: +32.1% 📈 (1,096.6/day ➡️ 1,448.6/day)
QC: +15.2% 📈 (1,119.9/day ➡️ 1,290.6/day) Both #Alberta and #BritishColumbia have had some reporting difficulties of late. I’ve omitted the BC trend in anticipation of tomorrow’s post-weekend report. (2/5)
Oct 21, 2020 48 tweets 21 min read
❗ONTARIO, STOP REACTING TO THE DAILY COVID CASE COUNTS❗

(1/48) Why daily #COVID19 case counts are not the most relevant number and what #Ontario should be paying attention to instead. Mega-thread below. 👇🧵🚨 (2/48) Let’s begin by recapping what daily reported case counts are supposed to represent. When we look at them, we get a picture of what the epidemic looked like 1–2 weeks ago, so any change in the trajectory of the epidemic will take some time to show up in the daily counts.
Oct 21, 2020 8 tweets 3 min read
Watching Dr. Fauci speak at @GairdnerAwards Global Perspectives Panel. "Emerging and Re-Emerging Infectious Diseases: From AIDS to COVID-19" Map of emerging infectious diseases. When Dr. Fauci started, this map had one dot: HIV in Africa.
Oct 10, 2020 20 tweets 10 min read
🚨 #Ontario made the call today to re-implement modified stage 2 restrictions in #Ottawa, #Toronto, and #Peel due to the resurgence in #COVID19 cases and hospitalizations. 📈

(1/20) Some thoughts on where COVID-19 is going in the province. Thread.🧵⬇️ (2/20) This should not be a surprise to anyone. It has been apparent that COVID-19 is once again on an exponential trajectory in Ontario for at least several weeks.

Sep 29, 2020 43 tweets 16 min read
❗❗UPDATE on #COVID19 in #Canada for September 29.❗❗

(1/42) What it means and what you can do. Mega-thread below.🧵 🚨 Image (2/42) We are now well into the second wave of COVID-19 in Canada. 🌊

Geographically, recent cases have been concentrated in Canada’s four largest provinces, particularly in and around #Montreal and the #GTA. But cases have been growing at an alarming rate across the country. ImageImage
Sep 24, 2020 5 tweets 5 min read
What does the #COVID19 resurgence in #Montreal look like? Heavily concentrated in the city's central and eastern neighbourhoods. A visual aid for @Aaron_Derfel's excellent analysis.👇

⬅️ Weekly cases per 100k by neighbourhood
➡️ Daily cases for all of Montreal

Showing data for full weeks only: 2020-08-31 to 2020-09-20.

Data from @santemontreal.

santemontreal.qc.ca/population/cor…
Sep 20, 2020 18 tweets 11 min read
I've been working on a series of neighbourhood-level #COVID19 #Canada visualizations to track the incidence of the virus in some of Canada’s largest cities. @CoulSim has #Montreal covered, so I started with #Toronto. My progress so far. Thread🧵⬇️ By now, we are all aware of the exponential growth of cases in #Ontario in the last few weeks. This is not restricted to #Toronto, but the city certainly led the pack.
Sep 19, 2020 11 tweets 6 min read
Quick #COVID19 #Canada update going into the weekend. This was a heck of a week.🧵 Percent change in 7-day rolling average of cases compared to one week ago:
SK: +76.0% 📈 (7.1/day ➡️ 12.6/day)
QC: +62.7% 📈 (192.3/day ➡️ 312.9/day)
ON: +62.6% 📈 (184.9/day ➡️ 300.6/day)
MB: +22.5% 📈 (17.1/day ➡️ 21.0/day)
BC: +10.1% 📈 (114.1/day ➡️ 125.7/day)
Sep 15, 2020 14 tweets 6 min read
Listening to the @PublicHealthON Grand Rounds on the subject of the 2020-2021 influenza season. Last year's influenza season was fairly typical until mid-March, when the number of diagnosed influenza cases fell sharply to near zero. Suggests #influenza was strongly influenced by #COVID19 control measures.