Table 2. Results for the significant generalized linear model of summed organohalogen contaminants (OH) controlling for group (SF = San Francisco, TB = Tomales Bay and TMMC = The Marine Mammal Center)

Dependent	Model
variable	parameter	Estimate	SE	t	P
OH	intercept	13.853	1.626	8.52	<0.005
	location_TB	− 0.929	0.319	− 2.91	0.006
	location_TMMC	− 1.706	0.226	− 7.554	<0.005
	length	− 0.047	0.019	− 2.486	0.017