Table 1. ANCOVA predicting the number of fixed TE polymorphisms per clade in candidate regions under positive selection.

Variable	Sum of squares	degrees of freedom	F value	p value
Total number of TEs in the region	28969.6	1	35405.64	<0.001
TE superfamily	887.5	14	77.48	<0.001
Clade	587	3	239.13	<0.001
Genomic region	136.7	80	2.09	<0.001
TE age	45.5	2	27.81	<0.001
High iHS	0	1	0.03	0.869