Appendix Table A2.

Unstandardized path estimates

Path	Estimate (95% CI)
a11	−0.01 (−0.1 to 0.22)
a21	0.22 (0–0.50)
a31	0.58 (0–0.95)
a41	0.91 (0.10–10.16)
a51	10.01 (0.17–10.17)
a61	10.03 (0.21–10.18)
a22	0.24 (0.02–0.45)
a32	0.89 (0.61–10.19)
a42	0.57 (0.24–10.15)
a52	0.28 (0–10.10)
a62	0.17 (0–10.09)
c11	0.25 (0.15–0.29)
c21	0.68 (0.54–0.79)
c31	0.69 (0.40–0.91)
c41	0.52 (0.17–0.79)
c51	0.38 (0.01–0.68)
c61	0.34 (−0.07 to 0.66)
e11	0.45 (0.43–0.48)
e21	0.37 (0.31–0.44)
e31	0.14 (0.05–0.22)
e41	0.15 (0.05–0.25)
e51	0.14 (0.04–0.24)
e61	0.16 (0.05–0.27)
e22	0.94 (0.90–0.99)
e32	0.35 (0.26–0.45)
e42	0.20 (0.11–0.30)
e52	0.15 (0.05–0.25)
e62	0.15 (0.05–0.26)
e33	10.04 (0.98–10.11)
e43	0.70 (0.61–0.79)
e53	0.42 (0.32–0.52)
e63	0.36 (0.26–0.46)
e44	0.94 (0.89–0.99)
e54	0.62 (0.54–0.70)
e64	0.36 (0.28–0.45)
e55	0.95 (0.91–10.00)
e65	0.74 (0.66–0.81)
e66	0.81 (0.77–0.85)

CI, Confidence interval; a, additive genetic path; c, shared environmental path; e, unique environmental path.