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. Author manuscript; available in PMC: 2016 Jul 1.

Published in final edited form as: Horm Behav. 2016 May 14;83:6–13. doi: 10.1016/j.yhbeh.2016.05.010

Table 3.

Effects of maternal corticosterone supplementation during egg laying on nestling development. Brood-day 0 is the day hatching begins within a nest

	Estimate ± SE	F	df	P	η²

A. Body mass on brood-day 0
Treatment		0.03	2, 33.2	0.972	< 0.01
Control^a	0.06 ± 0.36
High^a	0.08 ± 0.36
Hatching date	−0.01 ± 0.02	0.31	1, 34.3	0.583	< 0.01
Intercept	1.92 ± 3.64
B. Body mass on brood-day 4
Treatment		3.46	2, 34.1	0.043	0.09
Control^a	−0.62 ± 0.31
High^a	0.22 ± 0.31
Hatching date	−0.17 ± 0.13	1.81	1, 33.8	0.188	0.02
Intercept	0.10 ± 0.20
C. Begging rate on brood-day 4
Treatment		2.17	2, 34.0	0.129	0.10
Control^a	−0.64 ± 0.37
High^a	0.07 ± 0.37
Brood size	0.39 ± 0.19	3.99	1, 34.0	0.054	0.09
Intercept	0.19 ± 0.45
D. Body mass on brood-day 11
Treatment		5.70	2, 35.6	0.007	0.13
Control^a	−2.02 ± 0.46
High^a	−0.09 ± 0.63
Tarsus length	0.53 ± 0.10	30.07	1, 53.0	< 0.001	0.09
Intercept	0.74 ± 0.36

^a

relative to low corticosterone treatment