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Table 4 Distribution of reported pain intensity within the two treatment groups (Rinse, Gel)

From: Treatment of recurrent aphthous stomatitis (RAS; aphthae; canker sores) with a barrier forming mouth rinse or topical gel formulation containing hyaluronic acid: a retrospective clinical study

  Baseline 3 days 7 days
Rinse (n = 20) Gel (n = 25) Rinse (n = 20) Gel (n = 25) Rinse (n = 20) Gel (n = 25)
High 4 (20%) 7 (28%) 1 (5%) 4 (20%) 0 (0%) 0 (0%)
Medium 10 (50%) 9 (36%) 5 (25%) 8 (32%) 4 (15%) 2 (8%)
Low 8 (30%) 9 (36%) 9 (45%) 10 (40%) 4 (15%) 6 (24%)
None 0 (0%) 0 (0%) 5 (25%) 6 (24%) 12 (70%) 17 (68%)