Table 2.
Reactivity of the six selected proteins with 9 serum samples from SjP infected patients with varying infection intensities.
| No. | EPG | Antigens (R value) |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SjSP-13 | SjSAP4 | SjSAP5 | SjSP-163 | SjSP-189 | Sj23-LHD | ||||||||
| 1 | 43.3 | 3.92 | 2.75 | 20.79 | 3.36 | 11.67 | 5.71 | 1.66 | 0.99 | 1.62 | 1.03 | 1.51 | 0.91 |
| 2 | 10.0 | 4.73 | 2.33 | 31.81 | 16.47 | 9.62 | 5.38 | 2.09 | 1.10 | 7.82 | 1.65 | 5.82 | 1.23 |
| 3 | 6.7 | 1.72 | 1.06 | 31.51 | 11.01 | 4.93 | 3.70 | 1.27 | 1.01 | 15.65 | 3.68 | 9.70 | 1.47 |
| 4 | 2750.0 | 2.75 | 1.39 | 31.51 | 19.14 | 9.96 | 5.42 | 1.12 | 1.07 | 9.31 | 1.79 | 20.20 | 2.64 |
| 5 | 323.3 | 1.69 | 1.07 | 27.32 | 6.00 | 11.27 | 3.97 | 1.72 | 1.21 | 1.85 | 1.06 | 1.31 | 0.92 |
| 6 | 23.3 | 2.09 | 1.23 | 27.28 | 6.55 | 5.00 | 1.98 | 0.81 | 0.93 | 0.93 | 1.01 | 0.94 | 0.97 |
| 7 | 3.3 | 4.63 | 1.81 | 27.49 | 6.62 | 12.46 | 5.52 | 2.49 | 1.02 | 2.24 | 1.05 | 1.43 | 0.93 |
| 8 | 186.7 | 5.47 | 3.37 | 31.98 | 24.67 | 13.39 | 9.48 | 3.84 | 1.12 | 3.33 | 1.15 | 4.86 | 1.04 |
| 9 | 650.0 | 5.20 | 3.40 | 28.13 | 14.70 | 12.41 | 5.34 | 3.44 | 1.05 | 3.54 | 1.33 | 11.58 | 1.78 |
| Sensitivity | 66.7% | 44.4% | 100% | 100% | 100% | 88.9% | 33.3% | 0% | 66.7% | 11.1% | 55.5% | 11.1% | |
| Serum dilution | 1:102 | 1:103 | 1:102 | 1:103 | 1:102 | 1:103 | 1:102 | 1:103 | 1:102 | 1:103 | 1:102 | 1:103 | |
R value = OD450patient/Mean of OD450healthy.
Serum samples with R value ≥ 2.1 were considered as seropositive.
EPG: eggs per gram of faeces.