Table 4.

Random-effect variance and credibility intervals of generalized linear mixed-models with identical additive fixed-effect structure for comparison of their relative importance during dispersal of little owl fledglings. Sample size for each dispersal variable are indicated.

model	random-effect variables	variance	lower 95% CrI	upper 95% CrI
age at first foray (n = 160)
	pre-exchange	0.101	0.000	0.457
	post-exchange	0.419	0.028	0.880
	year	0.200	0.000	1.330
foray duration (n = 160)
	pre-exchange	1.131	0.003	4.435
	post-exchange	2.963	0.049	6.835
	year	4.414	0.028	25.795
age at emigration (n = 160)
	pre-exchange	0.471	0.001	1.634
	post-exchange	1.476	0.250	2.986
	year	1.144	0.002	6.871
transfer duration (n = 89)
	pre-exchange	0.656	0.001	2.641
	post-exchange	0.284	0.000	1.382
	year	2.275	0.009	13.619
net dispersal distance (n = 89)
	pre-exchange	0.304	0.002	0.800
	post-exchange	0.077	0.000	0.372
	year	0.255	0.000	1.751