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Table 1 Characteristics of samples

From: Predictors of long-term stability of maxillary dental arch dimensions in patients treated with a transpalatal arch followed by fixed appliances

Group

Number

Average age (year/month)

Crowding (mm)

Total

Male

Female

T 0

T 1

T 2

T 3

T 0

T 1

T 2

T 3

TREATED

36

14

22

9.25

11.23

13.41

20.17

−4.65

−0.35

0.00

−0.47

Stable

18

6

12

9.34

11.39

13.62

19.51

−3.64

0.19

0.00

0.00

Relapse

18

7

11

9.15

11.06

13.20

20.82

−5.67

−0.89

0.00

−0.94