October 21, 2021

Breakthrough COVID-19 hospitalizations decline in Illinois

State data: 99.978% of fully vaccinated population has not been hospitalized with breakthrough COVID-19 infection

The Illinois Department of Public Health reported 139 breakthrough COVID-19 hospitalizations for the past week, and 49 breakthrough deaths.

The number of breakthrough hospitalizations declined by 49 week-over-week, despite the total COVID-19 hospitalizations in Illinois now eclipsing the spring peak. The number of breakthrough deaths increased week-over-week.

Breakthrough is defined as an individual who tests positive for COVID-19 at least 14 days after being fully vaccinated and did not test positive in the previous 45 days.

There have been a total of 1,510 breakthrough hospitalizations, and 6,814,917 of the state’s population is fully vaccinated. Of the fully vaccinated population the state, 99.978% have not been hospitalized with a breakthrough COVID-19 infection.

Analysis of new hospital admissions for covid-like illness in the state over the past week put breakthrough hospitalizations at only about 8.5% of all COVID-19 hospitalizations in Illinois in the past week, down from about 11% the week prior.

The total number of breakthrough deaths now stands at 337.

IDPH reported 3,961 new confirmed and probable cases of COVID-19 and 62 additional deaths Wednesday.

For Tuesday the state administered 12,823 shots.

The state received the results of 68,659 COVID-19 tests in the 24 hours leading up to Wednesday afternoon. The state’s positivity rate is flat at 4.5%.

Illinois has seen 1,554,336 total cases of the virus, and 24,194 people have died. The state has conducted a total of 29,549,827 tests since the start of the pandemic.

As of late Tuesday, Illinois had 2,327 COVID-19 patients in the hospital. Of those, 565 were in intensive care units, the most since January 27, and 343 were on ventilators, the most since Jan. 21.

Vaccine update: As of Wednesday, IDPH reported a total of 16,580,195 doses of COVID-19 vaccines have been distributed statewide, with 14,099,513 vaccines administered.

As of Wednesday, 6,814,917 Illinoisans have been fully vaccinated, or 53.49% of the population. Illinois has a population of 12,741,080 people.

Among Illinois residents 12 and older:

Fully Vaccinated: 6,549,998 (60.4%)

At Least 1 Dose: 8,428,094 (77.8%)

Among Illinois residents 18 and older:

Fully Vaccinated: 6,120,677 (62.1%)

At Least 1 Dose: 7,818,412 (79.3%)

Among Illinois residents 65 and older:

Fully Vaccinated: 1,578,116 (77.2%)

At Least 1 Dose: 1,921,158 (94%)

There can be as much as a 72-hour delay in reporting from health care providers on vaccines administered.

In northern Illinois, here is the percentage of the population fully vaccinated by county:

Chicago: 55.37%

Suburban Cook: 59.04%

Lake: 56.20%

McHenry: 54.28%

DuPage: 63.10%

Kane: 54.02%

Will: 53.62%

Kendall: 55.15%

La Salle: 47.91%

Grundy: 46.30%

DeKalb: 46.93%

Ogle: 46.50%

Lee: 49.81%

Whiteside: 45.11%

Bureau: 45.69%

Regional update: All 11 regions in the state are in Phase 5.

Regional data from the IDPH remains on a three-day lag.

The North Suburban (McHenry and Lake counties) region’s positivity rate decreased to 4.4%. Currently, 22% of ICU beds are available.

Within this region, McHenry County’s seven-day positivity rate average decreased to 4.3%. Lake County, which does about two-thirds of the testing in the region, is reporting a rolling average of 4.4%.

Hospitalizations have decreased or remained stable five out of the past 10 days in this region. The region is down to a total of 137 COVID-19 patients in the hospital.

The West Suburban (DuPage and Kane counties) region’s positivity rate decreased to 4.7%. Currently, 27% of ICU beds are available.

Within this region, Kane County’s seven-day positivity rate decreased to 4.6%, and DuPage County’s decreased to 4.7%.

Hospitalizations decreased or remained stable seven out of the past 10 days in this region. The region is down to 198 total COVID-19 patients in the hospital.

The South Suburban (Will and Kankakee counties) region’s positivity rate decreased to 5.6%. Currently, 24% of ICU beds are available.

Hospitalizations decreased or remained stable two out of the past 10 days in this region. The region is up to 118 total COVID-19 patients in the hospital.

The North (Boone, Carroll, DeKalb, Jo Daviess, Lee, Ogle, Stephenson, Whiteside and Winnebago counties) region’s positivity rate stayed flat at 5.7%.

Currently, 19% of ICU beds are available.

Within this region, DeKalb County’s positivity rate increased to 5.8%, Lee County’s rate decreased to 4.8%, and Whiteside County’s stayed flat at 3.2%.

Hospitalizations decreased or remained stable one out of the past 10 days in this region. The region is up to 103 total COVID-19 hospitalizations.

The North-Central (Bureau, Fulton, Grundy, Henderson, Henry, Kendall, Knox, La Salle, Livingston, Marshall, McDonough, McLean, Mercer, Peoria, Putnam, Rock Island, Stark, Tazewell, Warren and Woodford counties) region’s positivity rate stayed flat at 5.2%.

Within this region, La Salle County’s seven-day positivity rate decreased to 4.6%. Currently, 18% of ICU beds are available. Hospitalizations decreased or remained stable for one out of the past 10 days. The region is up to a total of 248 COVID-19 patients in the hospital.

Chicago’s positivity rate increased to 3.8%. Currently, 19% of ICU beds are available. Hospitalizations decreased or remained stable for three out of the past 10 days.

Suburban Cook County’s positivity rate stayed flat at 4.1%. Currently, 18% of ICU beds are available. Hospitalizations decreased or remained stable one out of the past 10 days in this region.

John Sahly

John Sahly

John Sahly is the digital editor for the Shaw Media Local News Network. He has been with Shaw Media since 2008, previously serving as the Northwest Herald's digital editor, and the Daily Chronicle sports editor and sports reporter.