| Symptom combination |  | |
---|---|---|---|
Status | A|Z|C|B|T | A|D|H|M|W | G|A|V|P|J |
% confirmed cases with symptoms (N)—i.e. sensitivity | 92.2% (1037) | 77.2% (868) | 39.3% (442) |
% not a case without symptoms (N)—i.e. specificity | 8.0% (380) | 67.4% (3203) | 92.9% (4415) |
% not a case with symptoms (N)—i.e. false + ves | 92.0% (4370) | 32.6% (1547) | 7.1% (335) |
Total number recommended for PCR | 5407 | 2415 | 777 |
Number cases not recommended for PCR | 88 | 257 | 683 |