August 14, 2020 COVID-19 Epidemiological Summary Content covered: - PowerPoint PPT Presentation

August 14, 2020

COVID-19 Epidemiological Summary Content covered: Epidemic curves • Syndromic surveillance • Regional & provincial rates • Percent positivity • Positive test turnaround time • Case investigation time • Age & sex distribution • Geographical rates & distribution of cases • Exposure history • Healthcare worker status • Underlying conditions • Top symptoms • Hospitalizations & ICU • Healthcare system capacity • Current outcomes • Breakdown by deaths • Doubling time • Mean R0 (effective) •

# of new COVID-19 cases Epidemic Curve by Reported Date 100 120 20 40 60 80 0 03-20 03-27 04-03 04-10 04-17 04-24 05-01 05-08 05-15 Date Reported 05-22 05-29 06-05 06-12 06-19 06-26 07-03 07-10 2020-08-14 07-17 07-24 07-31 08-07

# of confirmed COVID-19 cases Reported Date Epidemic Curve by 3-Day Moving Average by 10 20 30 40 50 60 70 80 0 03-27 04-03 04-10 04-17 04-24 05-01 05-08 05-15 05-22 Reported Date 05-29 06-05 06-12 06-19 06-26 07-03 07-10 07-17 2020-08-14 07-24 07-31 08-07

# of confirmed COVID-19 cases Farm Cases by Reported Date Epidemic Curve by Agri-Farms Versus Non-Agri- 100 120 20 40 60 80 0 03-20 03-27 04-03 04-10 04-17 04-24 05-01 Non-AgriFarm 05-08 05-15 Reported Date 05-22 05-29 AgriFarm 06-05 06-12 06-19 06-26 07-03 07-10 2020-08-14 07-17 07-24 07-31 08-07

Emergency Department Visits By Syndromes 12.5 11.5 10.5 % of all admissions 9.5 8.5 7.5 6.5 5.5 4.5 35 37 39 41 43 45 47 49 51 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 32 Surveillance week 2018/19 2019/2020 2020-08-14

Emergency Department Visits by Syndromes For Erie Shores HealthCare 35 30 25 % of all admissions 20 15 10 5 0 35 37 39 41 43 45 47 49 51 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 32 Surveillance Week 2018/19 2019/20 2020-08-14

% positivity Unique Individuals Percent Positivity by Week by All tests & Among 10.0% 15.0% 20.0% 25.0% Weekly people tested 0.0% 5.0% Week01-08 Mar01 Week09 Mar08 Week10 Mar15 Week11 Mar22 Week12 Mar29 Weekly test completed Week13 Apr05 Week14 Apr12 Week15 Apr19 Week16 Apr26 Week17 May03 Week18 May10 Week Week19 May17 % positivity (all WEC tests) Week20 May24 Week21 May31 Week22 Jun07 Week23 Jun14 Week24 Jun21 Week25 Jun28 Week26 Jul05 % positivity (unique WEC residents) Week27 Jul12 Week28 Jul19 Week29 Jul26 2020-08-14 Week30 Aug02 Week31 Aug09 0 1,000 2,000 3,000 4,000 5,000 6,000 7,000 # of people tested/# of tests completed

7-Day Moving Average by Reported Date 40.0 35.0 #of confirmed COVID-19 cases 30.0 25.0 20.0 15.0 10.0 5.0 0.0 2020-03-27 2020-04-27 2020-05-27 2020-06-27 2020-07-27 Date Reported 7-day MA 7-day MA minus Agri-Farm Sector 2020-08-14

Windsor-Essex Rate by Reported Week 70.0 60.0 Rate per 100,000 population 50.0 40.0 30.0 20.0 10.0 0.0 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33* Reported Week 2020-08-14

Percentage of positive tests reported in one and two days of test date 100 90 80 % of tests reported 70 60 50 40 30 20 10 0 Date % of cases reported 1 day % of cases reported within 2 days 2020-08-14

% of cases investigated Hours of Reported Date Percent of New Cases Investigated Within 24 100 10 20 30 40 50 60 70 80 90 0 2020-07-23 2020-07-24 2020-07-25 2020-07-26 # of cases 2020-07-27 2020-07-28 2020-07-29 2020-07-30 2020-07-31 % of cases investigated within 1 day 2020-08-01 Date 2020-08-02 2020-08-03 2020-08-04 2020-08-05 2020-08-06 2020-08-07 2020-08-08 2020-08-09 2020-08-10 2020-08-14 2020-08-11 2020-08-12 0 10 20 30 40 50 60 # of cases

Regional & Provincial Rates 600 565 Rate per 100,000 population 500 458 420 397 400 317 271 258 254 249 240 272 300 205 191 200 155 137 137 100 0 Geography 2020-08-14

Rate per 100,000 by Municipality 3500.0 2882.5 3000.0 Rate per 100,000 population 2453.9 2500.0 2000.0 1500.0 1000.0 500.0 325.6 181.9 146.3 144.5 137.1 106.6 0.0 Municipality 2020-08-14

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Distribution of COVID-19 Cases by Municipality Amherstburg Essex 1% 2% Kingsville Windsor 24% 32% LaSalle 2% Lakeshore 2% Tecumseh 1% Leamington 36% 2020-08-14

Distribution of COVID-19 Cases by Municipality in last 30 days (July 14 to August 12) Amherstburg Essex 1% 2% Windsor 29% Kingsville 30% Tecumseh 0% LaSalle 1% Lakeshore 3% Leamington 34% 2020-08-14

Distribution of COVID-19 Cases by Municipality in last 7 days (August 6 to August 12) Amherstburg Essex 4% 0% Windsor Kingsville 26% 25% Tecumseh 0% LaSalle 8% Lakeshore Leamington 9% 28% 2020-08-14

Distribution of COVID-19 Cases by Occupation in the last 7 days (August 6 to August 12) Agri-Farm Worker 37% Other/Unemployed /Retired/Missing 48% Healthcare Worker 15% 2020-08-14

Epidemic Curve by Reported Date For Windsor 16 10 9 14 # of confirmed COVID-19 cases 8 7-Day Moving Average (MA) 12 7 10 6 8 5 4 6 3 4 2 2 1 0 0 Reported Date Farm Community Overall 7-Day MA Community 7-Day MA 2020-08-14

Epidemic Curve by Reported Date For Amherstburg 3 0.45 0.4 # of confirmed COVID-19 cases 7-Day Moving Average (MA) 0.35 2 0.3 0.25 0.2 1 0.15 0.1 0.05 0 0 Reported Date Overall Overall 7-Day MA 2020-08-14

Epidemic Curve by Reported Date For Essex 6 1.2 5 1 # of confirmed COVID-19 cases 7-Day Moving Average (MA) 4 0.8 3 0.6 2 0.4 1 0.2 0 0 Reported Date Farm Community Overall 7-Day MA Community 7-Day MA 2020-08-14

Epidemic Curve by Reported Date For Kingsville 45 16 40 14 # of confirmed COVID-19 cases 35 7-Day Moving Average (MA) 12 30 10 25 8 20 6 15 4 10 2 5 0 0 Reported Date Farm Community Overall 7-Day MA Community 7-Day MA 2020-08-14

Epidemic Curve by Reported Date For Leamington 100 35 90 30 # of confirmed COVID-19 cases 80 7-Day Moving Average (MA) 25 70 60 20 50 15 40 30 10 20 5 10 0 0 Reported Date Farm Community Overall 7-Day MA Community 7-Day MA 2020-08-14

Epidemic Curve by Reported Date For Lakeshore 5 0.8 0.7 # of confirmed COVID-19 cases 4 7-Day Moving Average (MA) 0.6 0.5 3 0.4 2 0.3 0.2 1 0.1 0 0 Reported Date Farm Community Overall 7-Day MA Community 7-Day MA 2020-08-14

Epidemic Curve by Reported Date For LaSalle 4 0.3 0.25 # of confirmed COVID-19 cases 7-Day Moving Average (MA) 3 0.2 2 0.15 0.1 1 0.05 0 0 Reported Date Overall Overall 7-Day MA 2020-08-14

Epidemic Curve by Reported Date for Tecumseh 3 0.45 0.4 # of confirmed COVID-19 cases 7-Day Moving Average (MA) 0.35 2 0.3 0.25 0.2 1 0.15 0.1 0.05 0 0 Reported Date Overall Overall 7-Day MA 2020-08-14

Age Breakdown by Municipality 100% 90% 80% % of cases by age group 70% 60% 50% 40% 30% 20% 10% 0% 0 to 19 20 to 29 30 to 39 40 to 49 50 to 59 60 to 69 70 to 70 80+ 2020-08-14

Age & Sex Distribution 70% 66% 65% 60% 50% % of COVID-19 cases 40% 35% 34% 30% 26% 24% 25% 22% 19% 17% 20% 14% 12% 10% 10% 6% 7% 7% 4% 3% 2% 1% 0% 0 to 19 20 to 29 30 to 39 40 to 49 50 to 59 60 to 69 70 to 79 80+ Male Female years years years years years years years years Last Two Weeks Overall 2020-08-14

# of confirmed COVID-19 cases Exposure History by Reported Date 10 15 20 25 30 35 40 45 0 5 01-Jul-20 03-Jul-20 05-Jul-20 07-Jul-20 Travel 09-Jul-20 11-Jul-20 13-Jul-20 Close Contact 15-Jul-20 17-Jul-20 19-Jul-20 Reported Date 21-Jul-20 Community Transmission 23-Jul-20 25-Jul-20 27-Jul-20 29-Jul-20 31-Jul-20 02-Aug-20 04-Aug-20 2020-08-14 06-Aug-20 08-Aug-20 10-Aug-20 12-Aug-20

# of confirmed cases Farm Workers Exposure History by Reported Date Among Agri- 10 15 20 25 30 35 40 0 5 01-Jul-20 03-Jul-20 05-Jul-20 07-Jul-20 Travel 09-Jul-20 11-Jul-20 13-Jul-20 Close Contact 15-Jul-20 17-Jul-20 19-Jul-20 21-Jul-20 Community Transmission 23-Jul-20 25-Jul-20 27-Jul-20 29-Jul-20 31-Jul-20 02-Aug-20 04-Aug-20 2020-08-14 06-Aug-20 08-Aug-20 10-Aug-20 12-Aug-20

Exposure History by Reported Date Among Non- AgriFarm Cases 16 14 12 # of confirmed Cases 10 8 6 4 2 0 Reported Date Community Transmission Close Contact Travel 2020-08-14

COVID-19 Cases by Healthcare Worker HealthCare Worker (Michigan) 22% HealthCare Worker (Local + International) 78% 2020-08-14

Underlying Health Conditions Chronic/ Underlying/ Immunocompromised 26% None/ Unknown 74% 2020-08-14

Most Common Symptoms 70% 61% 60% % of confirmed COVID-19 cases 50% 47% 50% 40% 38% 40% 34% 28% 30% 24% 23% 23% 23% 21% 21% 21% 20% 10% 0% Symptom 2020-08-14

Hospitalizations & ICU for COVID-19 30 25 # of confirmed COVID-19 cases 20 15 10 5 0 Date Hospitalizations ICU Hospitalization 7 Day Avg ICU 7 Day Avg 2020-08-14

Health Care System Capacity 100% 90% 80% 70% % of beds occupied 60% 50% 40% 30% 20% 10% 0% Date Acute Beds Occupied ICU Beds Occupied ICU Ventilator Beds Occupied 2020-08-14