From: Identification of bone morphogenetic protein 4 in the saliva after the placement of fixed orthodontic appliance
Variable mean ± SD
Cases
Controls
PPD (mm)
2,30 ± 0.2
2.32 ± 0.3
FMPS (%)
16 ± 3.4
15 ± 3.8
FMBS (%)
14 ± 3.6
13 ± 3.7