Research Article
Endoscopic Laryngeal Findings in Japanese Patients with Laryngopharyngeal Reflux Symptoms
Table 2
Mean scores for pretreatment endoscopic findings (
).
| Endoscopic findings | Total () | RPZ () | Control () | -value |
| Infraglottic edema with pseudosulcus formation | 0.39 | 0.40 | 0.35 | 0.776 |
| Laryngeal mucosa edema | 0.52 | 0.50 | 0.62 | 0.471 |
| Posterior commissure hypertrophy | 0.83 | 0.88 | 0.62 | 0.106 |
| Granulation formulation | 0.15 | 0.17 | 0.08 | 0.362 |
| Thick endolaryngeal mucous | 0.22 | 0.23 | 0.15 | 0.523 |
| Redness in the intra-arythenoid medial wall | 0.49 | 0.53 | 0.31 | 0.153 |
| Mucous pooling in the pyriform sinus | 0.43 | 0.43 | 0.42 | 0.968 |
| Total | 3.02 | 3.13 | 2.54 | 0.258 |
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