Endoscopic Laryngeal Findings in Japanese Patients with Laryngopharyngeal Reflux Symptoms

Table 3

Endoscopic findings before and after 4 weeks in the control group (𝑛=13).

Endoscopic findings	Initial	4 weeks later	𝑃-value
Infraglottic edema with pseudosulcus formation	0.35	0.46	0.570
Laryngeal mucosa edema	0.62	0.77	0.337
Posterior commissure hypertrophy	0.62	0.62	1.000
Granulation formulation	0.08	0.08	1.000
Thick endolaryngeal mucous	0.15	0.31	0.337
Redness in the intra-arythenoid medial wall	0.31	0.15	0.337
Mucous pooling in the pyriform sinus	0.42	0.50	0.838
Total	2.54	3.00	0.239