Table 6 Intraclass correlations (ICC) according to zygosity and estimates of genetic and environmental effects for the three lower order sub-scales that compose the self-transcendence scale of the Temperament and Character Inventory [95 % confidence interval]

Self-transcendence

0.51

0.31

.40

.11

.49

[.43, .58]

[.22, .39]

[.19, .56]

[.00, .28]

[.43, .56]

(ST1) creative self-forgetfulness vs. self-conscious experience

0.42

0.27

0.32

0.11

0.57

[.34, .50]

[.17, .36]

[.09, .49]

[.00, .29]

[.50, .65]

(ST2) transpersonal Identification vs. personal identification

0.41

0.26

0.31

0.10

0.59

[.33, .48]

[.17, .35]

[.08, .49]

[.00, .29]

[.51, .67]

(ST3) spiritual acceptance vs. rational materialism

0.46

0.27

0.33

0.12

0.55

[.38, .53]

[.18, .36]

[.11, .51]

[.00, .30]

[.49, .63]