Table 1.
Summary of the detection performance of AuNP- and GSP-LFIA strip in detecting HCG.
| Labels | Linear range (mIU/mL) |
R2 | LOD (mIU/mL) |
Hook-effect (mIU/mL) |
Regression equation |
|---|---|---|---|---|---|
| AuNP40 | 19.5-1250 | 0.9978 | 19.5 | >5000 | y = 0.0142x0.6674 |
| AuNPs80 | 7.8-1000 | 0.9921 | 3.90 | 2000 | y = 0.0129x0.85 |
| AuNPs120 | 1.9-1000 | 0.9955 | 0.97 | 2000 | y = 0.0082x0.8577 |
| AuNPs180 | 3.9-1000 | 0.9912 | 1.95 | 2000 | y = 0.036x0.8912 |
| GSP100 | 15.6-2000 | 0.9914 | 7.80 | 4000 | y = 0.0223x0.6448 |
| GSP160 | 3.9-2000 | 0.9949 | 1.03 | 4000 | y = 0.0772x0.4695 |
| GSP200 | 1.9-1000 | 0.9912 | 0.90 | 2000 | y = 0.0563x0.5942 |
| GSP270 | 0.49-1000 | 0.9961 | 0.49 | 2000 | y = 0.0968x0.5538 |
| GSP400 | 1.95-2000 | 0.9989 | 1.80 | 8000 | y = 0.2156x0.3802 |