Table 1.

Descriptive analysis of the study group

Study group n = 30
Age (years, months)
Mean	24.53
Min	11
Max	56
Gender
M	14
F	16
Upper arch
IPR planned (mm)
Mean	0.62
Min	0.20
Max	2.20
IPR performed (mm)
Mean	0.62
Min	0.20
Max	2.30
Lower arch
IPR planned (mm)
Mean	1.92
Min	0.20
Max	4.40
IPR performed (mm)
Mean	1.93
Min	0.20
Max	4.50