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Table 1 Baseline patient characteristics

From: The predictability of orthodontic tooth movements through clear aligner among first-premolar extraction patients: a multivariate analysis

Characteristics

Mean + SD/N (%)

Age (year)

25.4 ± 7.8

Child

7 (22.6%)

Female

21 (67.7%)

Overbite (mm)

2.3 ± 1.8

Overjet (mm)

4.3 ± 2.7

Crowding (mm)

5.4 ± 4.8

Mini-implant

8(25.8%)

Canine attachment

 Vertical attachment

15 (24.2%)

 Optimized attachment

47(75.8%)

U6 attachment

 G6

25(43.9%)

 Horizontal attachment

13 (22.8%)

 Vertical attachment

19 (33.3%)

U1 attachment

 Power ridge

23 (37.1%)

  1. SD standard deviation, U1 upper central incisors, U6 upper first molars