Table 3.

Standardized variance attributable to A, C and E overall (with 95% confidence intervals), and as a function of each latent facto^a

Latent Factor	Epoch 1 (age 12–14 years)	Epoch 2 (age 15–17 years)	Epoch 3 (age 18–21 years)	Epoch 4 (age 22–25 years)	Epoch 5 (age 26–29 years)	Epoch 6 (age 30–33 years)
Total A	<0.01 (0–0.04)	0.07 (0–0.18)	0.40 (0.27–0.52)	0.40 (0.26–0.51)	0.40 (0.26–0.49)	0.40 (0.26–0.50)
Total C	0.24 (0.08–0.31)	0.29 (0.18–0.38)	0.17 (0.06–0.29)	0.09 (0.01–0.22)	0.05 (0–0.16)	0.04 (0–0.16)
Total E	0.76 (0.69–0.83)	0.64 (0.58–0.71)	0.43 (0.38–0.49)	0.50 (0.44–0.57)	0.55 (0.49–0.62)	0.55 (0.49–0.63)
A1	<0.01	0.03	0.12	0.28	0.37	0.40
A2	N.A.	0.04	0.28	0.12	0.03	0.01
C1	0.24	0.29	0.17	0.09	0.05	0.04
E1	0.76	0.09	0.01	0.01	0.01	0.01
E2	N.A.	0.56	0.04	0.01	0.01	0.01
E3	N.A.	N.A.	0.37	0.17	0.06	0.05
E4	N.A.	N.A.	N.A.	0.31	0.14	0.05
E5	N.A.	N.A.	N.A.	N.A.	0.33	0.20
E6	N.A.	N.A.	N.A.	N.A.	N.A.	0.24

A, Additive genetic factor ; C, shared environmental factor; E, unique environmental factor ; N.A., not applicable.

^aTotals might differ from 1 due to rounding.