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Table 2 Summary of model testing trend in the blackcap wing length.

From: Limited flexibility in departure timing of migratory passerines at the East-Mediterranean flyway

Effect

Slope (β)

SE

Df

t-value

p-value

Blackcap

Intercept

25.39

19.48

   

Year

0.025

0.01

16

2.65

0.02

Sex

0.22

0.03

51

6.92

 < 0.001

Age

− 26.03

12.36

51

− 2.10

0.04

Year*Age

0.01

0.01

51

2.18

0.03

  1. Results of linear mixed-effect model testing the effect of Year, Age and Sex (with Year also as random effect) on the average wing length of blackcap captured during spring migration in Jerusalem, Israel during the study period (2000–2017).
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