Table 3. Heterophile/lymphocyte ratio (H/L ratio), white blood cell count (WBC) and body mass in fledgling male and female kestrels in different brood size manipulation groups.

	MEANS±S.E.								STATISTICS
	Reduced nests				Enlarged nests				BSM		Sex
	Males	N	Females	N	Males	N	Females	N	F	P	F	P
Variable
H/L ratio	0.41±0.05	12	0.43±0.08	12	0.45±0.07	14	0.52±0.04	14	0.29	0.09	2.52	0.11
WBC	148.17±14.04	12	143.79±7.83	12	137.77±7.27	14	137.30±5.46	14	0.67	0.42	0.02	0.88
Body mass	218.52±4.32	16	242.13±3.88	16	210.80±3.17	15	232.35±3.62	15	14.39	0.0002	89.06	<0.0001

N is the number of nests. The statistical model was a linear mixed model similar to that in Table 2. The random effects are not shown here.