Table 2.

Geometric mean log10 antibody titers of immunized pups against canine parvovirus at different days post-vaccination.

Test	Group	Day post-primary vaccination
		0	21	42	63	84	105	126	147	168
Hemagglutination inhibition test	Single booster pups	0.21±0.10	1.88±0.19	3.20±0.33*	2.84±0.30	2.51±0.27	2.35±0.25	2.13±0.23	2.02±0.21	1.94±0.20
	Double booster pups	0.20±0.08	1.82±0.14	3.29±0.13	3.57±0.12*	3.17±0.10	2.89±0.09	2.72±0.09	2.42±0.09	2.10±0.06
Serum neutralization test (protective titer)	Single booster pups	0.37±0.23	2.25±0.09	3.46±0.26*	3.08±0.19	2.70±0.17	2.40±0.12	2.33±0.14	2.18±0.14	1.95±0.09
	Double booster pups	0.67±0.23	1.95±0.19	3.68±0.14	3.83±0.14*	3.38±0.26	3.01±0.21	2.70±0.17	2.63±0.23	2.33±0.14

The value indicates geometric mean log₁₀ antibody titer±standard error.

^*Indicates peak GM log₁₀ antibody titer value