Array Advisors’ Model Validates Fears of ICU Bed Shortage, Predicts Dates for Imminent Bed Deficits in Key States

Note: The results of this model were recently published in HealthLeaders magazine.

Array Advisors has built a model that projects the availability of U.S. hospital beds as the coronavirus pandemic grows. Our model validates fears that a shortage of beds may occur unless efforts to expand hospital capacity are implemented immediately.

Even if hospitals were to cancel all elective surgeries, our analysis suggests that there will be no available beds in intensive care units (ICUs) in the U.S. by the end of April, and beds in medical-surgical units will reach full occupancy by mid-May. If the virus spreads faster than our model projects, or if hospitals do not cancel elective cases, these capacity deadlines may be even closer.

However, the national models hide wide variations in bed capacity and anticipated need. At the state level, the supply of staffed beds and number of confirmed cases both vary significantly, as does the prevalence of the high-risk demographic aged 65 and over. Reports from China’s Hubei Province and Northern Italy suggest radically different rates of hospitalization (20% vs. 50%) correlated to their respective over-65 populations (12% vs. 23%). Based on this knowledge, we have modified our model to reflect each state’s unique circumstances. The result: the state of Washington, with the highest number of confirmed cases to date, is projected to run out of ICU beds by April 1st and medical-surgical beds by mid-April. Meanwhile Utah, a state with a younger population and relatively fewer confirmed cases to date, will have ICU beds available until the end of April and med/surg beds will run out two weeks later.

Download a table from the model with deadlines by state here, or get the entire model with instructions for generating day-to-day projections by selecting one state at a time here.

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Above: a nationwide heat map reveals the immediacy of the projected ICU Bed Shortage © Array Advisors

Our analysis emphasizes the narrowing window of time left for all states to expand their capacity to care for patients requiring hospitalization. While these numbers may be alarming, they intensify the healthcare industry’s call for urgent action.

We are aware that some efforts to expand capacity are already underway in the hardest-hit states. State and local authorities have taken steps to coordinate with hospitals and providers to make extra beds available. New York, for example, has announced plans to accommodate an additional 1,100 patients. The Cleveland Clinic is looking to convert a nearby hotel to create more bed capacity. We are also hopeful that the funds released by the President’s emergency declaration will be used to redeploy underutilized beds in Veterans Affairs and military hospitals. However, many regions do not possess reserves of beds to activate in times of extraordinary need, and if they do, they will also need sufficient staff and equipment to match.

The step that most hospitals can and should take now: cancel elective surgeries, which some have, but many other have not. This includes the vast majority of joint replacements, bariatric procedures, spinal surgeries, and even elective cardiac procedures for patients who could be treated medically. We understand that this drastic measure will inconvenience patients who are suffering and will, in some cases, pose a real clinical risk, but it appears we have no choice but to start taking those calculated risks today. We also understand that this will put significant economic stress on hospitals and health systems and hope that future federal stimulus will include provisions to ensure organizational sustainability. This will not only make more beds available, but it will also ensure that staff will be available to provide the type of care necessary to support critical need patients. American’s world renown specialists of today may need to be the ER doctors and hospitalists of tomorrow. 

Array Advisors created this model to quantify the current need for action and to start a conversation about how America’s healthcare system could build better resilience to future pandemics. Hospitals today are built to run lean, even if that means boarding sick patients in corridors during peak flu season. We almost always tear down old hospitals. Our infectious disease departments are underfunded and poorly staffed compared to other specialties. Our nurse shortages are solved with short-term, mobile labor. None of this can be the model for tomorrow’s resilient health care system. 

We need to imagine how leveraging our military’s facilities and its thousands of medics could provide surge assistance during pandemics. We need to consider preserving spaces abandoned by other industries and devise ways to rapidly repurpose them as screening sites or to provide surge capacity. We need to think about how to create a national reserve healthcare workforce that can upskill in an emergency. These are only a few potential solutions, but we are eager to generate more during the impending debate over how to survive not only this pandemic, but all that follow. 

Pete Mumma, MS, MBA

Behavioral Healthcare Senior Executive

4y

Impressive work Neil. Thanks, and stay well!

William Young

Strategy | BizOps | Wharton MBA

4y

Amazing work Neil and appreciate making this open source to help other individuals and systems deploy their own unique set of assumptions. Very helpful to help healthcare facilities, governors, and other leaders understand the level of urgency needed to deploy creative solutions to bend the infection curve and/or expand bed capacity.

Some of the dates on the map are already past. That should allow validating the model predictions. Would it be possible to update the article or provide a comment with such validation information?

Neil- timely analysis. We are trying to figure out the logistics of care delivery. The question of what is elective and what is urgent isn’t always clear. For example, is cancer surgery now elective or can it be put off, particularly if it means the patient has an extended ICU stay. What about epidurals for labor and delivery when the anesthesiologist is one of the key folks to manage an ICU. Black swans have a tendency to challenge many of our key assumptions

Howard Gwon

Sr. Consultant: Hospital and Healthcare Emergency Management Specialist at Witt O'Brien's

4y

Support Mr. Carpenter's thoughts.  Want to add the following:  Hospitals need to employ tiered staffing models especially for ICU nurses since there are not enough of them to care for additional ICU patients/beds.  Also, change nurse staff: patient ratios in ICU from 1:1 to 1:6 if adopting tiered staffing models to distribute ICU nurses across existing beds and added ICU beds.  Add nurses to take responsibility for non-ICU tasks, etc. so ICU nurses would only provide ICU functions and lead other team members to care for increased patients in new ratios.  Also, convert acute care and step down beds to ICU if feasible to create more ICU beds.

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