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Table 2 Questionnaire Responses (Mean ± SD) Determined by VAS

From: Efficacy of essential oil mouthwash with and without alcohol: a 3-Day plaque accumulation model

Question Response EO with alcohol EO without alcohol p value*
1) How was the taste of the product? Very bad Very good 5.17 ± 2.73 6.6 ± 2.27 ns
2) How long did the taste remain in the mouth after rinsing? Very long Very short 5.97 ± 1.71 5.5 ± 2.36 ns
3) How was your taste of food and drinks affected? Negative change Positive change 2.3 ± 3.02 2.97 ± 3.27 ns
4) Was the use of the mouth rinse convenient? Not convenient Very convenient 5.83 ± 1.68 5.13 ± 2.58 ns
5) What is your opinion about the rinsing time? Very long Very short 4.23 ± 2.88 6.5 ± 2.46 0.0025
6) What was your perception of the plaque reduction? Insufficient Very efficient 6.07 ± 2.52 4.97 ± 2.72 0.016
  1. *Using Wilcoxon signed-rank test.
  2. ns: no statistically significant difference between EO with alcohol and EO without alcohol was found.