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. 2017 Oct 5;17:126. doi: 10.1186/s12903-017-0416-z

Table 1.

Study Variables and Descriptive Statistics

SC PC MBPC
Mean or n (Std or %) Mean or n (Std or %) Mean or n (Std or %) (p)
Age 22.10 23.47 23.67 0.40
Gender
 Female 22 (73.3) 23 (76.7) 21 (70) 0.843
 Male 8 (26.7) 7 (23.3) 9 (30)
Angulation
 Vertical 21 (70) 17 (56.7) 23 (76.7) 0.241
 Mesioangular 9 (30) 13 (43.3) 7 (23.3)
Depth
 Occlusal plane 19 (63.3) 16 (53.3) 17 (56.7) 0.727
 Below occlusal plane 11 (36.7) 14 (46.7) 13 (43.3)
Surgical Difficulty
 1 15 (5) 14 (46.7) 15 (50) 0.642
 2 6 (20) 5 (16.7) 7 (23.3)
 3 6 (20) 7 (23.3) 2 (6.7)
 4 3 (10) 4 (13.3) 6 (20)
 Operation Time 11.07 15.00 15.83 0.003*

Std Standard Deviation, *: p < 0.05