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Multiple Regression Analysis of the Change in Sore Throat Score on VAS.
| Regression coefficient [95% CI] | p value | |
|---|---|---|
| Groups (KKT/Placebo) | -2.736 [-8.821, 3.349] | 0.373 |
| Age (<45/≥45) | 3.652 [-2.996, 10.299] | 0.277 |
| VAS at baseline(<50/≥50) | 1.096 [-5.162, 7.354] | 0.728 |
KKT: kikyo-to, VAS: Visual Analogue Scale
