Vaccine Age (years) B SE OR (95%CI) P value
Measles
>10 (Ref.)
<6
6-10		 -
-0.07
-0.355		 -
0.46
0.42		 -
0.94(0.38-2.30)
0.70(0.31-1.61)		 0.59
0.89
0.40
Mumps
>10 (Ref.)
<6
6-10		 -
-0.25
1.09		 -
0.78
0.67		 -
0.78(0.17-3.60)
2.98(0.80-11.1)		 0.03
0.751
0.104
VZV
>10 (Ref.)
<6
6-10		 -
-2.17
-0.60		 -
0.53
0.43		 -
0.12(0.04-0.33)
0.55(0.24-1.28)		 <0.001
<0.001
0.16
Diphtheria
>10 (Ref.)
<6
>6-10		 -
-0.029
-0.163		 -
0.58
0.54		 -
0.97(0.310-3.05)
0.85(0.29-2.43)		 0.93
0.96
0.76
Hepatitis B
>10 (Ref.)
<6
6-10		 -
1.75
0.737		 -
0.54
0.44		 -
5.7(1.99-16.48)
2.09(0.89-4.91)
0.005
0.001
0.09
B = regression coefficient; SE = Standard Error/ likelihood of seropositivity; CI = Confidence Interval
Table 5: Results of multivariate logistic regression analysis for age as predicting the likelihood of seropositivity adjusted for gender and state of the child (normal, new case, under chemotherapy or in maintenance phase).