Risk factors for development of personal protective equipment induced headache: e-survey of medical staff in Baltic states.

Background: The COVID-19 pandemic led to an unprecedented increase in the use of personal protective equipment (PPE) among medical personnel. The goal of this study was to determine the risk factors and frequency of PPE-induced headache during the COVID-19 pandemic.

Methods: From January 25 to March 1, 2021, an anonymous online survey was undertaken in the Baltic states.