| n | Mantoux | T-spot | Plan |
| 10 | Positive | Positive | Chemoprophylaxis |
| 5 | Positive | Negative | Monitor—repeat T-spot 6 weeks (CXR at 3 +12 months) |
| 12 | Positive | Indeterminate or borderline | Repeat T-spot, if still indeterminate—chemoprophylaxis |
| 4 | Negative | Positive | Chemoprophylaxis |
| 38 | Negative | Negative | Discharge |
| 34 | Negative | Indeterminate or borderline | Repeat T-spot, if still indeterminate—monitor |