A Fully-Printed Wearable Bandage-Based Electrochemical Sensor with pH Correction for Wound Infection Monitoring

• First flexible sensor array that simultaneously detects pyocyanin and corrects dynamic pH fluctuations, enhancing accuracy in wound infection monitoring. • Development of customized screen-printable conductive nanocomposite inks for pyocyanin sensing and polyaniline/carbon nanocomposite for pH sensing, enabling fully printed wearable bandage integration. • Utilization of partial least square regression to model nonzero-order data from voltammetric and potentiometric measurements, improving predictive accuracy in complex wound exudate. • Demonstrates potential for affordable, easy-to-use, personalized wound monitoring with real-time feedback, reducing hospital stays and healthcare costs.