Table 3: Comparison of perception scores about the gingival height in different study groups.

Characteristics Dental Students General Dental Practitioners Lay Persons p Value*
(Mean ± SD) (Mean ± SD) (Mean ± SD)
Gingival height shorter by 1 mm in relation to the central incisor (-1) 2.54 ± 1.46 3.05 ± 1.43 3.27 ± 0.98 0.02
Gingival height shorter by 0.5 mm in relation to the central incisor (-0.5) 3.05 ± 2.28 3.26 ± 1.00 2.33 ± 0.80 <0.001
Gingival height of the same height as the central incisor (0) 3.61 ± 1.12 2.11 ± 1.35 3.23 ± 1.31 <0.001
Gingival height longer by 0.5 mm in relation to the central incisor (+0.5) 3.54 ± 1.33 3.32 ± 1.71 4.20 ± 1.24 0.033
Gingival height longer by 1 mm in relation to the central incisor(+1) 2.27 ± 1.42 3.26 ± 1.18 1.97 ± 1.52 0.001

*Kruskal Wallis H Test.