An end-to-end anastomosis model of guinea pig bile duct: A 6-mo observation

Table 3 Measurement of common bile duct in guinea pigs

Groups	n	MDA (mm)		MDP (mm)		DR
		mean ± SE	P	mean ± SE	P	mean ± SE	P
Group 1	7	1.71 ± 0.17		2.95 ± 0.15		1.89 ± 0.27
Group 2	8	3.51 ± 0.12	0.0001b	10.24 ± 0.48	0.0012	2.94 ± 0.17	0.0041b
Group 3	7	3.15 ± 0.23	0.0001b	8.66 ± 0.47	0.0022	3.24 ± 0.65	0.0791
Group 4	7	3.47 ± 0.16	0.0001b	8.50 ± 0.52	0.0022	2.14 ± 0.18	0.4402

¹Student’s t test;

²Mann-Whitney U test;

^bP < 0.01 vs group 1. MDA: Maximum diameter of anastomosis; MDP: Maximum diameter of the proximal end; DR: Diameter ratio.