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. 2021 Nov 11;10(11):e30259. doi: 10.2196/30259

Table 2.

Extrapolations of central nervous system (CNS) complications from COVID-19 based on hypothetical saturation rates of the world population by the end of the pandemic according to base rate estimates using severe acute respiratory syndrome (SARS) and Middle East respiratory syndrome (MERS) data [10].

Population Population size (millions), na CNS complications based on hypothetical saturation rates, n



30% saturation 70% saturation
Global 7794.80


SARS (0.04%)
93,537,600 218,254,400

MERS (0.20%)
467,688,000 1,091,272,000
Europe 747.636


SARS (0.04%)
8,971,632 20,933,808

MERS (0.20%)
44,858,160 104,669,040
Germany 83.7839


SARS (0.04%)
1,005,406 2,345,949

MERS (0.20%)
5,027,034 11,729,746
United States 331.00


SARS (0.04%)
39,720,000 92,680,000

MERS (0.20%)
198,600,000 463,400,000
India 1380.00


SARS (0.04%)
16,560,000 38,640,000

MERS (0.20%)
82,800,000 193,200,000
Brazil 1380.00


SARS (0.04%)
2,550,720 5,951,680

MERS (0.20%)
12,753,600 29,758,400

aPopulation mid-2020 estimates from the United Nations [14].