Table 1.

Comparison of the assay results for human serum specimens by using the developed colorimetric immunoassay and the referenced ELISA method.

Sample	Found by the colorimetric immunoassay (mean ± SD, ng/mL, n = 3)	Found by ELISA (mean ± SD, ng/mL, n = 3)	t exp
1	0.94 ± 0.216	1.02 ± 0.463	−0.27
2	10.86 ± 1.809	9.96 ± 0.382	0.84
3	19.92 ± 2.413	20.05 ± 3.082	−0.06
4	31.03 ± 4.031	30.84 ± 3.051	0.07
5	39.22 ± 3.885	39.73 ± 1.007	−0.22
6	46.42 ± 3.395	48.18 ± 2.036	−0.77