Table 3.

Comparison of this work with other sensors.

Type of sensor	Limit of detection	Dynamic range	Volume	Bio-fluid	References
Surface plasma resonance (SPR) based sensor	0.36 ng/ml	1.5–10 ng/ml	25–50 μl	Saliva	37
Protein G based electrochemical immunosensor	16 pg/ml	50–2500 pg/ml	10 μl	Serum/Blood	38
Flexible nanoporous polyamide	1 ng/ml	10–200 ng/ml	3–5 μl	Sweat	39
Chemiluminescent-lateral flow immunoassay-based sensor	0.3 ng/ml	0.3–60 ng/ml	25 μl	Saliva	40
Flexible EIS based sensor	10 ng/ml-serum 1 ng/ml-saliva 10 ng/ml-sweat	Physiologically relevant range for each bio-fluid	5 μl	Serum Saliva Sweat	This work