From: No relevant modulation of TRPV1-mediated trigeminal pain by intranasal carbon dioxide in healthy humans
All
CO 2
Air
Statistics
Mean age (SEM)
24.8 years (±0.5)
24.5 (±0.6)
25.1 years (±0.7)
t(46) = -0.636; p = 0.528
Gender ratio (male:female)
24:24
12:12
χ2(1, n = 48) = 0.000; p = 1.000