Index tests in serum
|
Positive predictive value
|
Negative predictive value
|
---|
Pj PCR positive
|
0.46
|
1.0
|
Pj PCR with Ct ≤34a
|
0.71
|
0.99
|
BG ≥80 pg/mlb
|
0.45
|
0.99
|
BG ≥200 pg/mlb
|
0.63
|
0.98
|
BG ≥400 pg/mlb
|
0.69
|
0.97
|
Pj PCR positive and BG ≥200 pg/mlb
|
0.70
|
0.98
|
- Pj Pneumocystis jirovecii, PCP Pneumocystis jirovecii pneumonia, BG 1,3-ß-D-glucan
- The results are based on 26 patients with PCP and 21 HIV-infected negative controls
- aThree PCP patients whose serum samples had been analysed after 1:2 dilution were excluded
- bOne PCP patient whose serum sample was not analyzed for BG due to insufficient volume of serum was excluded