Table 7. Survival analyisis concerning the effects of infection treatment (parasite-treated and parasite-control), sex, age and species identity.

	Df	Deviance	Probability (χ2)
Null
Infection treatment	1	86.60	<0.001
Sex	1	1286.81	<0.001
Age	2	198.71	<0.001
Species identity	3	310.89	<0.001
Infection treatment: Sex	1	23.35	<0.001
Infection treatment: Age	2	7.17	0.028
Infection treatment: Species	3	18.82	<0.001
Sex: Age	2	78.56	<0.001
Sex: Species identity	3	9.67	0.022
Age: Species identity	6	43.51	<0.001
Infection treatment: Sex: Age	2	4.23	0.121
Infection treatment: Sex. Species identity	3	11.45	0.009
Sex: Age: Species identity	6	147.48	<0.001