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Table 5 Ratio measurements comparison between Guangdong normodivergent skeletal Class I adolescent and adult females

From: Three-dimensional evaluation of soft tissues in hyperdivergent skeletal class II females in Guangdong

Ratio measurements (100%)

Adolescent (n = 45)

Adult (n = 45)

t value

P value

\({\overline{\text{x}}}\) ± SD

\({\overline{\text{x}}}\) ± SD

N′–Sn/N′–Me′

0.45 ± 0.02

0.45 ± 0.01

 − 0.183

0.855

Sn–Me′/N′–Me′

0.58 ± 0.02

0.57 ± 0.02

 − 0.688

0.493

N′–Sn/Sn–Me′

0.78 ± 0.08

0.77 ± 0.04

0.094

0.925

Sto–Me′/N′–Me′

0.39 ± 0.03

0.39 ± 0.02

 − 1.594

0.114

Sl–Me′/N′–Me′

0.25 ± 0.03

0.25 ± 0.02

 − 0.297

0.767

N′–Me′/Tra_R–Go′_R

2.30 ± 0.16

2.33 ± 0.15

0.983

0.351

N′–Me′/Tra_L–Go′_L

2.33 ± 0.15

2.33 ± 0.21

0.764

0.904

N′–Sn/Tra_R–Go′_R

0.99 ± 0.09

1.01 ± 0.07

 − 1.309

0.447

N′–Sn/Tra_L–Go′_L

1.03 ± 0.12

1.01 ± 0.09

0.700

0.194

Sn–Me′/Tra_R–Go′_R

1.31 ± 0.09

1.30 ± 0.10

 − 0.499

0.619

Sn–Me′/Tra_L–Go′_L

1.30 ± 0.11

1.31 ± 0.09

0.108

0.914

Ch_R–Ch_L/Ls–Li

2.42 ± 0.35

2.69 ± 0.29

3.930

0.000**

Ex_R–Ex_L/Tra_R–Tra_L

0.67 ± 0.03

0.66 ± 0.02

 − 0.553

0.582

Ex_R–Ex_L/Go′_R–Go′_L

0.80 ± 0.04

0.73 ± 0.03

 − 9.659

0.000**

Go′_R–Go′_L/Tra_R–Tra_L

0.83 ± 0.03

0.84 ± 0.02

2.071

0.041*

Sn–Tra_R/Sn–Tra_L

1.00 ± 0.02

1.00 ± 0.02

 − 1.709

0.091

Go′–Me′_R/Go′–Me′_L

0.99 ± 0.04

0.99 ± 0.06

 − 0.113

0.910

  1. *Represent p < 0.05; **represent p < 0.01