Table 1.

Comparison with the counterparts.

Reference	Method	Technique	On-body	Sensitivity (Solution)	Sensitivity (Invivo)	Detection
10	Solution,serum	Reflection	No	199 MHz/mgmL−1	—	0.03 μM
11	Solution,serum	Reflection	No	978.7 MHz/mgmL−1	—	0.019 μM
12	Solution,serum	Reflection	No	108 MHz/mgmL−1	—	0.606 μM
13	in-vivo	Transmission	Yes	—	Δ = 0.5–3 dB	0.025 wt%
16	Solution	Transmission	No	—	—	—
20	Solution	Transmission	No	Δ = 120 MHz	—	—
22	Solution	Reflection	No	200 MHz(/100mg/mL)	—	—
24	Solution	Transmission	No	0.174 MHz/mg/mL	—	—
25	Solution	Transmission	No	37 MHz (/30mg/dL)	—	—
Our work	in-vivo	Reflection	Yes	350 MHz/mgmL−1	82 MHz/mgmL−1	< 0.05 wt%