A Human Umbilical Cord Mesenchymal Stem Cell-Conditioned Medium/Chitosan/Collagen/β-Glycerophosphate Thermosensitive Hydrogel Promotes Burn Injury Healing in Mice

Table 2

The result of factorial analysis.

	Main effect		The interaction
	MSC-CM	Chitosan/collagen/β-GP hydrogel/mixture
Would healing time
Wound healing rate: day 4
Inflammatory infiltration thickness: day 4
Inflammatory cell density: day 4
Epithelial tongue length: day 4
Wound healing rate: day 14
Granulation tissue thickness: day 14
Fibroblast density: day 14
Capillary density: day 14
Epidermal thickness: day 28
Epithelial covering degree: day 28
Dermal thickness: day 28
Dermal differentiation degree: day 28
Ratio of Ki-67-positive cells in the epidermis: day 28
Ratio of Ki-67-positive cells in the dermis: day 28

The asterisk () indicates .