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Table 4 Percentage of COVID-19 patients with 50% protection during the recovery period

From: The value of serum neutralizing antibody in evaluating predictability of COVID-19 after recovery and the validation of vaccine

Groups

n

> 20% of Mean

> 3% of Mean (Mean = 19.1AU/ml)

57-96d

20

90.0%

100.0%

97-132d

15

73.3%

93.3%