Table 1. General data of the cases.

Study variable	Descriptive statistics
Sample size (case)	113 (136 teeth)
Sex: male (case)	50 (59 teeth)
location: left (case)	68
Age (years)	30.90 ± 11.53
Pell & Gregory classification (case)
A	25
B	37
C	74
Winter’s classification (case)
Vertical	17
Mesial	37
Horizontal	59
Inverted	23