Table 3.

Results of binomial models of variation through consecutive time intervals in the frequency of individually marked godwits recorded in winter locations (a) occupied since the 1960s (old, 0) or colonized since then (new, 1), and (b) north (0) and south (1) of 52° N.

	estimate	s.e.	p-value	odds ratio
(a)
intercept	0.4	0.25
year	−0.77	0.13	0.001	0.46
(b)
intercept	−0.008	0.23
year	−0.29	0.11	0.006	0.74