COVID in CT: The records that tell the story

The Connecticut mirror is tracking the newest coronavirus statistics in Connecticut. These portraits are up to date with the newest facts as soon because the state publishes them.

Statewide case, dying, hospitalization and positivity price records are up to date each and every weekday round four p.m. Some graphics are up-to-date on distinctive schedules, as stated. unless otherwise specific, the records are sourced from Connecticut’s Open facts portal.

follow CT reflect’s COVID-19 insurance here. Questions or concepts about these information? send us a notice at

The state doesn’t file data on weekends. the line shows the 7-day rolling typical, which takes into consideration the inability of records on weekends. Toggle between the grey buttons to filter by means of date; notice that positivity prices in March and April had been impacted by way of the relative shortage of trying out. statistics updated every day.

The state doesn’t file records on weekends. the road indicates the 7-day rolling commonplace, which takes under consideration the lack of data on weekends. Toggle between the gray buttons to filter through date. statistics up to date daily.

The state doesn’t report statistics on weekends. the road suggests the 7-day rolling regular, which takes under consideration the inability of records on weekends. Toggle between the grey buttons to filter by using date. facts updated daily.

The state doesn’t record facts on weekends. the road suggests the 7-day rolling average, which takes into consideration the shortcoming of facts on weekends. Toggle between the grey buttons to filter by way of date. data up to date each day.

click on a circle to peer the town’s vogue line given that the state started reporting 14-day case expense statistics on 10-22. Case rates are calculated within the two weeks in advance of the date the information had been reported; towns with fewer than five cases are within the grey zone. Nursing domestic residents and incarcerated individuals with COVID-19 aren’t covered in the records. Figures up to date weekly.

What test positivity tells you — and what it doesn’t

The positivity fee is a “fairly crude way to look if we’re doing enough testing,” based on Yale Professor of Epidemiology Ted Cohen. In Connecticut, the positivity rate is described because the number of circumstances divided by the number of exams suggested everyday. It’s often observed within the context of assessing COVID-19 spread, however it is incredibly influenced by using fluctuations in trying out patterns.

for example, excessive positivity quotes in March and April mirror the relative shortage of trying out over that length, and any assessment to existing-day rates need to preserve that in intellect, he noted.

“The pool of individuals we have been testing within the spring is absolutely distinctive from who is being established now. The checks have been more confined to americans who had been severely unwell, and there were shortages of assessments. therefore, which you can’t directly examine the numbers of high quality assessments between the spring and now,” talked about Yale affiliate Professor of Epidemiology Dan Weinberger.

the area health company’s 5% positivity threshold for reopening is just a little arbitrary, Cohen spoke of, however in general, a high positivity expense indicates that trying out facts isn’t taking pictures the complete case count number.

each day case records is a image of the past — no longer a reflection of the latest

The governor’s briefings and the CT reflect’s case-count charts report test information in response to the day that the result comes lower back from a lab. As there is a variable time prolong between getting established and getting a outcome again, these records should be showing the past, no longer the current.

The case price data via town, in spite of this, releases information by using the date that someone became established. therefore, the case numbers in the city-by way of-town bubble chart mirror energetic COVID-situations over the old two weeks. The facts are up-to-date weekly.

Deaths trail behind instances

while the case records on a given day is a photo of the past, it’s also a clue to what individuals might eventually see in the dying information.

In frequent, deaths trail in the back of circumstances by means of about two to 3 weeks, Cohen stated. The delay is because of the character of the disorder and the time it takes to prove deadly; it’s also influenced via the manner of recording deaths. “This lag has been abused by means of many people” to question the severity of the ailment, Cohen talked about, but best time can demonstrate the complete have an impact on of the pandemic.

That observed, the extent of the spike in deaths following a spike in circumstances can also now not be the same because it changed into in March, Cohen noted. in part, here is as a result of doctors and nurses are more desirable geared up to deal with the virus now than they had been then. those infected nowadays may also be much less susceptible, particularly in the event that they are younger.

Case fees by means of town do not encompass nursing buildings and correctional facilities

while this ability that the town map does not supply a finished graphic of the virus in an area, keeping apart out nursing domestic and reformatory statistics can provide most town residents with a extra correct understanding of their chance of publicity “if these are really isolated populations within these group where there’s little to no interplay,” Cohen referred to.

Case costs via city don’t normalize for trying out version

The sheer number of checks may range via town, and “it is a potential supply of bias,” Cohen referred to. school towns, for instance, may additionally see bigger trying out numbers as a result of universities are trying out communities on an everyday basis. the city-by-town case cost facts comprises situations from colleges and universities, demonstrated Pauline Zaldonis, the dataset’s supervisor.

That ability that some cities could be doing a higher job of selecting circumstances than others, resulting in better case quotes.

The state of Connecticut’s COVID-19 web page additionally points a discussion board where Connecticut residents can request COVID-19 datasets that are not already obtainable, said Scott Gaul, the state’s chief facts officer. “It’s been sudden how a great deal people have used it,” he spoke of. “We’ve had more comments are available in the final six months than in the first six years that the [Open Data] portal changed into on-line.”