. 2013 Oct 23;9(5):20130594. doi: 10.1098/rsbl.2013.0594

Table 2.

Statistical models of pathogen deposition. S, cubic spline smoothing function; TN, birds housed within the thermoneutral zone; sub-TN, birds housed below the thermoneutral zone.

model	AICc	ΔAICc
S(pathogen load)_{all birds}	191.0	0
mass + S(pathogen load)_{all birds}	193.2	2.2
pathogen load (linear model)	193.6	2.6
mass + foraging behaviours^a + S(pathogen load)_{all birds}	198.9	7.9
intercept only	201.6	10.6
temperature + mass + foraging behaviours^a + S(pathogen load)_{all birds}	207.1	16.1
temperature + mass + foraging behaviours^a + S(pathogen load)_TN + S(pathogen load)_sub-TN	240.4	94.4

^aPC1 of a principal components analysis including time at feeder and pecks at food (see electronic supplementary material).