Table 2.
Summary of parameters derived from ROC analysis of recombinant and native antigens tested in ELISA against sera from group II and from healthy individuals
| Recombinant antigen | (AUC) ± s.e. | CI (95%) | Cut-off | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|---|
| AgB8/2 | 0·850 ± 0·051 | 0·750–0·950 | 0·099 | 73·2 | 80·0 |
| AgB8/1 | 0·705±0·063 | 0·581–0·828 | 0·115 | 73·2 | 61·1 |
| EgcMDH | 0·749 ± 0·049 | 0·654–0·844 | 0·095 | 53·5 | 86·5 |
| EgCaBP2 | 0·775 ± 0·049 | 0·679–0·871 | 0·108 | 74·6 | 78·4 |
| EgAFFPt | 0·714 ± 0·053 | 0·611–0·818 | 0·102 | 56·3 | 78·4 |
| EgAFFPf | 0·492 ± 0·055 | 0·385–0·600 | 0·086 | 44·4 | 73·0 |
| AgB | 0·689±0·062 | 0·567–0·810 | 0·255 | 59·2 | 75·9 |
| HCFA | 0·733 ± 0·058 | 0·619–0·847 | 0·121 | 83·1 | 64·9 |
AUC = area under the curve; s.e. = standard error; CI = confidence interval.