The influence of bracket type on the external apical root resorption in class I extraction patients - a retrospective study

Table 5 The Difference in Root resorption between Self-ligating brackets and conventional brackets group

Measurements, mm	Self-ligating Brackets Group		Conventional Brackets Group		P
Measurements, mm	Mean	SD	Mean	SD	P
Maxillary right central incisor	−0.32	0.24	−0.40	0.28	NS
Maxillary right lateral incisor	−0.27	0.28	−0.30	0.25	NS
Maxillary left central incisor	−0.33	0.27	−0.39	0.31	NS
Maxillary left lateral incisor	−0.28	0.25	−0.31	0.26	NS

ISSN: 1472-6831