Table 4.

Microbiological analysis (CFU/g) of feces from puppies in the control group (CG) and treated group (TG) at the start of the trial (T0) and 7 d later (T7).

	Mean value	95% confidence interval	Unpaired t-test (P-value)	Paired t-test (T0 versus T7: P-value)
Total mesophilic bacteria (TMB)
T0
CG	1.23 × 109	(8.19 × 108 to 1.64 × 109)
TG	1.31 × 109	(9.42 × 108 to 1.68 × 109)	0.3829	CG 0.3060
T7
CG	7.54 × 108	(4.51 × 108 to 1.06 × 109)
TG	1.58 × 109	(6.72 × 108 to 2.49 × 109)	0.0445	TG 0.7297
Lactobacilli
T0
CG	6.22 × 108	(3.85 × 108 to 8.59 × 108)
TG	5.55 × 108	(3.62 × 108 to 7.49 × 108)	0.6684	CG 0.2390
T7
CG	2.72 × 108	(1.70 × 108 to 3.74 × 108)
TG	8.14 × 108	(5.09 × 108 to 1.12 × 109)	0.0006	TG 0.3279
Enterobacteria
T0
CG	1.47 × 108	(89.81 × 107 to 1.97 × 108)
TG	1.85 × 108	(1.13 × 108 to 2.57 × 108)	0.1954	CG 0.8047
T7
CG	1.10 × 108	(2.19 × 107 to 1.99 × 108)
TG	1.50 × 108	(3.52 × 107 to 2.66 × 108)	0.2919	TG 0.3222
Enterococci
T0
CG	3.23 × 107	(1.31 × 107 to 5.14 × 107)
TG	1.66 × 107	(9.00 × 106 to 2.41 × 107)	0.0631	CG 0.0214
T7
CG	1.08 × 107	(4.13 × 106 to 1.75 × 107)
TG	1.01 × 107	(4.83 × 106 to 1.54 × 107)	0.4350	TG 0.3186