Demand and supply of invasive and noninvasive ventilators ...
2020-5-26 · To estimate the number of required ventilators for COVID-19 in Okinawa, we assume that the proportion of patients possibly requiring ventilation is q = 0.05 10 and the proportion of those requiring invasive (resp. noninvasive) ventilation is r 1 = 0.39 (resp. r 2 = 0.31). 11 Thus, the number of required invasive (resp. noninvasive) ventilators can be calculated by multiplying r 1 q …
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