Clinical effect of botulinum toxin type A combined with autologous fat grafting in patients with nasolabial fold depression

Table 5 Comparison of skin index scores (mean ± SD, points)

Group	n	Color and luster	Texture	Pore	Wrinkles	Fat
Observation group	30	5.60 ± 1.77	6.03 ± 1.86	4.87 ± 1.40	6.13 ± 1.80	6.07 ± 1.76
Control group	30	4.70 ± 1.36	5.10 ± 1.39	2.10 ± 1.34	5.03 ± 1.79	3.13 ± 1.65
t		2.201	2.192	7.773	2.382	6.654
P value		< 0.05	< 0.05	< 0.05	< 0.05	< 0.05