Table 1.

Number of puppies in each litter in the 3 study groups.

Litters	1	2	3	4	5	N° total	Mean ± SD
Control group (CG)	6	7	12	4	2	31	6.2 ± 3.77*
1 week (1WG)	1	10	13	2	4	30	6 ± 5.24*
4 weeks (4WG)	7	5	9	4	7	32	6.4 ± 1.95*

Equal superscripts (*) denote the absence of any statistical difference within the mean number of puppies in the 3 study groups (p > 0.05).