Table 3.

Test of interaction between site and co-infection status of Aspicularis spp.

Source	Type III sum of squares	df	Mean square	F	Sig.
Corrected model	28544.58(a)	3	9514.86	6.10	0.011
Intercept	60024.27	1	60024.27	38.53	0.000
Co-infection	3873.47	1	3873.47	2.48	0.143
Site	1862.45	1	1862.45	1.19	0.298
Co-infection × site	15961.25	1	15961.25	10.24	0.008
Error	17134.75	11	1557.70
Total	112346.00	15
Corrected total	45679.33	14

df degree of freedom, F value of F test, Sig significant difference