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Table 1 Basic characteristics of the sample

From: Evaluation of piezocision and laser-assisted flapless corticotomy in the acceleration of canine retraction: a randomized controlled trial

 

PG

LAFCG

Total sample

Sample Size

18

18

36

Gender (females / males)

11 / 7

13 /5

24 /12

Mean age ± SD (years)

18.70 ± 3.6

17.47 ± 3.3

18.08 ± 3.5

Crowding (no/minimal)

3/15

5/13

8/28

Facial divergence (normal/hyperdivergent)

9/9

8/10

17/19

Posterior crossbite (No /yes)

18/0

18/0

36/0

Overjet increase (moderate/ severe)

6/12

7/11

13/23

  1. PG Piezocision group, LAFCG Laser-assisted flapless corticotomy group, SD standard deviation