Pharyngeal reflux p-value
Acidity, n
Acid 0.93 ± 2.34
Weakly acidic 3.41 ± 3.27
Weakly alkaline 0.55 ± 1.02
All reflux 4.88 ± 4.59
Time, REs/h < 0.001
Daytime 0.229 ± 0.282
Nighttime 0.097 ± 0.13
Body position, REs/h < 0.001
Upright 0.327 ± 0.339
Recumbent 0.064 ± 0.117