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Table 7 Percentage change of CT ground-glass absorption of 12 cases after two sequential negative nucleic acid testing

From: Clinical and CT features of mild-to-moderate COVID-19 cases after two sequential negative nucleic acid testing results: a retrospective analysis

  After 1 week After 2 week After 3 week After 4 week
< 5% 2 3 1 1
5 ~ 50% 1 0 0 0
51 ~ 70% 2 0 1 0
70 ~ 80% 3 0 0 0
> 80% 2 4 1 1