Table 1 Observational variance component estimates (SE) and likelihood ratio tests of the null hypothesis H₀: σ² = 0 against H_A: σ² > 0.

σ ² _n

0

-

0

-

0.0012 (0.002)

0.12

9 (3.7)

< 0.001

σ ² _t

8.5 (4.6)

0.015

5.1 (4.3)

0.055

0.0046 (0.003)

0.035

6.7 (3.7)

0.015

σ ² _m

12.7 (5.3)

< 0.001

10.8 (4.6)

< 0.001

0.003 (0.003)

0.035

4.3 (2.7)

0.004

σ ² _p

12.6 (5.3)

< 0.001

11.5 (4.9)

< 0.001

0.0043 (0.003)

0.01

0

-

σ ² _k

0.2 (6.2)

0.5

0.5 (6)

0.18

0

-

8.5 (4.7)

0.008

σ ² _rep

125.7 (7.5)

< 0.001

121.9 (7.2)

< 0.001

0.118 (0.006)

< 0.001

24.1 (4.1)

< 0.001

σ ² _w

116.1 (3.7)

< 0.001