Table 3. Numbers of microvessels at each time point.

	n	15 d1	30 d2	45 d3	60 d4
Study A	12	5.76±1.03	20.23±3.79	34.75±8.23	50.89±9.84
Control B	12	1.90±0.67	10.27±2.27	19.22±2.76	30.80±7.64
T		−7.92	−10.43	−16.95	−19.88
P		0.0382	0.0096	0.001	0.001

P₁, P₂, P₃ and P₄<0.05, suggesting the differences are statistically significant which increased on the 45th day.