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. 2023 Sep 27;13(10):909. doi: 10.3390/bios13100909

Table 1.

Comparison of performance parameters of pressure sensors with different sensing mechanisms.

Analyte Materials Sensor Mechanism Fabrication Method Response Time Gauge Factor Sensitivity Stability Ref.
Breathing, Pulse Wave Graphene Piezoresistive Impregnation Coating - −26 (15%) - 10,000 cycles [150]
Pulse Wave CNTs/PDMS Piezoresistive Shrinking Fabrication <20 ms - 278.5 kPa–1 - [151]
Breathing, Pulse Wave AuNW/textile Piezoresistive Impregnation Coating <40 ms - 914.970 kPa–1 30,000 cycles [152]
Motion, Respiration PPy/polyester/spandex Piezoelectric Spray Coating <15 ms −0.46 (0–71%) - 500 times [153]
Heartbeat, Motion MWCNT/PVDF-HFP Piezoelectric Electrospinning - −0.7 (40%) 0.25 kPa–1 10,000 cycles [156]
Breathing, Pulse Wave MXene/PVDF Piezoelectric Electrospinning 3.1 ms - 0.0480 V/N - [137]
Blood Pressure TiO2 nanofibrous network Capacitive Electrospinning <16 ms −2.1 (60%) 4.4 kPa–1 50,000 cycles [139]
Motion, Heartbeat PVA/Ag NFs Capacitive Electrospinning <10 ms - 0.283 kPa–1 ≥20,000 cycles [160]
Pulse, Respiratory LMs@PDMS Capacitive Stencil Printing - 0.33 (0–50%) 0.0021 kPa–1 1000 cycles [161]
Heartbeat, Respiratory Conductive/nylon yarns Triboelectric Weaving 20 ms - 7.84 mV Pa−1 >100,000 cycles [162]
Pulse Wave, Motion Nylon yarns/PTFE filament Triboelectric Twisting and Weaving <15 ms 7.2 (30%) 1.33 V·kPa–1 4200 cycles [163]