Table 2.

Multivariate linear regression model of bactericidal activity against E. coli.

Linear regressiona	β-coefficient (SE)	p-value
Pregnancy	25.7 (8.5)	0.003b
E. coli colonization	−20.1 (9.3)	0.031b
Age	0.29 (0.5)	0.594
Racec
Black	−6.9 (8.6)	0.421
Other	15.7 (12.8)	0.223
Current Smoker	−25.1 (17.3	0.151
HBD-2	.00002 (0.00009)	0.838
HBD-3 (Detectable)	20.5 (9.1)	0.026b
IL-1α	−0.0003 (0.002)	0.899
IL-1β	−0.02 (0.02)	0.282
IL-8	.002 (0.001)	0.527

^aRaw values of the mediators were entered into the model; HBD-3 was entered as a dichotomized variable.

^bp<0.05 considered significant

^cWhite as reference