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. 2022 Nov 17;24(1):125–132. doi: 10.1007/s40368-022-00763-1

Table 3.

Frequencies of fit-related characteristics of mouthguards

	Adequate (N, %)	Inadequate (N, %)	Total
Retention	20 (18.87%)	86 (81.13%)	106
Labial extension	17 (16.04%)	89 (83.96%)	106
Palatal extension	64 (60.37%)	42 (39.62%)	106
Occlusal coverage	57 (53.77%)	49 (46.23%)	106
Balanced occlusion^a	47 (45.19%)	57 (54.81%)	104
Border smoothness^b	45 (46.88%)	51 (53.13%)	96
Mouthguard surface	54 (50.94%)	52 (49.06%)	106

^aBalanced occlusion: missing data for two subjects, excluded from analysis

^bBorders: missing data for ten subjects. Excluded from analysis