Research Article

Preliminary Evidence of Reduced Urge to Cough and Cough Response in Four Individuals following Remote Traumatic Brain Injury with Tracheostomy

Table 4

Percentage of HC and TBI participants producing a two-cough threshold response (C2) at various concentrations of capsaicin in solution.

Capsaicin concentration (μM)Percentage
HCTBI

03.130.00
5071.880.00
10012.5025.00
2009.3875.00