Table 2.
First-round screening of the close contacts of the index case.
| Item | TST | IGRA | Chest CT | |||||
|---|---|---|---|---|---|---|---|---|
| − | + | ++ | +++ | − | + | − | + | |
| Close contacts | 34.40% (11/32) | 21.80% (7/32) | 9.40% (3/32) | 34.40% (11/32) | 90.60% (29/32) | 9.40% (3/32) | 100% (32/32) | 0.00% (0/32) |
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