Wavelet Bilateral Filter Algorithm-Based High-Frequency Ultrasound Image Analysis on Effects of Skin Scar Repair

Table 3

Comparison of the average optical density of NGF and the proportion of pro-NGF positive expression in each group.

	A	B	C
NGF average optical density	0.1869 ± 0.0123	0.1764 ± 0.0119	0.0179 ± 0.0013
Pro-NGF positive expression (%)	22.3	19.8	64.3

Note. and mean  < 0.05 and  < 0.01 compared with group C, respectively.