Table 2. Association between absolute numbers of different white blood cell types and ecological factors.

Lymphocytes (log-transformed)
Body mass	F1,19 = 13.2	t = 3.6	p = 0.002
Roost	F1,19 = 8.0	t = 2.8	p = 0.011
Diet	F2,19 = 1.9		p = 0.182
Monocytes
Body mass	F1,19 = 0.03	t = 0.17	p = 0.866
Roost	F1,19 = 4.2	t = 2.0	p = 0.055
Diet	F2,19 = 3.7		p = 0.043
Neutrophils
Body mass	F1,19 = 9.0	t = 3.5	p = 0.008
Roost	F1,19 = 1.3	t = −1.8	p = 0.264
Diet	F2,19 = 2.0		p = 0.159
Basophils
Body mass	F1,19 = 36.3	t = 6.0	p<0.001
Roost	F1,19 = 6.0	t = −2.4	p = 0.024
Diet	F2,19 = 0.22		p = 0.804
Eosinophils
Body mass	F1,19 = 0.81	t = 0.75	p = 0.381
Roost	F1,19 = 0.51	t = −1.4	p = 0.485
Diet	F2,19 = 5.5		p = 0.013

Sign of the t-value indicates direction of the correlation. P-values below α = 0.05 are regarded as significant (in bold).