Table 3.

Results of meta-analyses, according to tooth type and arch.

Syntheses-rotation % accuracy	No. of studies	Effect size (%)	95% CI	P value	I2 (%)
Maxillary central incisors	2	54.5	47.6–61.4	<0.001	0.0
Maxillary lateral incisors	2	51.5	30.1–72.8	<0.001	65.4
Maxillary canines	3	47.9	27.2–69.5	<0.001	75.5
Maxillary premolars	2	64.4	44.9–84.0	<0.001	54.3
Mandibular incisors	2	70.7	58.9–82.5	<0.001	0.0
Mandibular canines	3	49.9	20.5–79.3	0.001	86.9
Mandibular premolars	2	67.0	52.2–81.8	<0.001	0.0

CI, confidence interval.