Table 6.

Multivariate analysis to identify independent variables influencing antibody response to the pentavalent vaccine components*.

Immunogen	Variable	Univariate (p value)	Multivariate (p value)
Tetanus toxoid	Birth status	<0.001	0.0005
	CD4%	0.048	0.2
	CD8%	0.045	0.2
	pDC%	0.028	0.2
	Monocyte%	0.025	0.15
Diphtheria toxoid	Birth status	0.046	0.06
	CD4%	0.049	0.09
	Unswitched memory B cells%	0.042	0.16
	mDC%	0.002	0.2
	pDC%	0.007	0.03
	Monocyte%	0.04	0.6
B. pertussis (Whole cell)	Birth status	0.049	0.054
	Monocyte%	0.01	0.055
	IL-2 (pg/ml)	0.02	0.055
	IL-6 (pg/ml)	<0.001	0.001
	IL-10 (pg/ml)	0.04	0.8
HiB(PRP)	mDC%	0.025	NA
HBsAg	Birth status	0.034	NA

*Parameters with significant influence on antibody titers in univariate analysis were included for multivariate analysis. NA, Not Applicable.