Table 3. Salivary IgA antibody levels (GMC; ng/ml) in children after 2 doses, 2+1-doses of PCV7 or no PCV7 vaccinations (controls) at the age of 12 and 24 months.

	12 months				24 months
	Controls	2-dose	2+1-dose		Controls	2-dose	2+1-dose
Serotype	n = 57	n = 51	n = 58	p-Values	n = 49	n = 50	n = 59	p-Values
4	2.5	4.3	8.2	α, β, γ	3.2	3.8	4.9	β
6B	1.4	2.9	18.4	α, β, γ	5.1	14.2	22.0	β, γ
9V	2.4	4.1	10.3	α, β, γ	4.9	4.2	11.8	α, β
14	2.5	17.5	78.3	α, β, γ	9.5	15.6	26.6	β
18C	0.8	0.9	3.6	α, β	2.4	1.5	3.3	α
19F	7.2	10.0	11.8		18.6	31.0	32.0
23F	1.0	1.6	9.6	α, β	2.5	4.2	9.2	β
1	4.4	3.9	3.1		4.8	4.0	4.2
3	8.6	12.0	8.3		9.7	11.9	14.9
5	4.8	4.1	4.3		6.2	5.2	6.8
7F	4.7	3.7	3.4		6.4	4.8	6.3

α p-Values<0.05; 2+1 vs. 2-dose schedule.

β p-Values<0.05; 2+1-dose vs. controls.

γ p-Values<0.05; 2-dose vs. controls.

Calculated using log transformed unpaired t test, p-values are 2 sided.