Efficacy of lidocaine wet compress combined with red-light irradiation for chronic wounds

Table 2 Comparison of the degree of pain during dressing changes

Group	Pain score at the first dressing change	Pain score at the second dressing change	Pain score at the third dressing change
Control	7.80 ± 0.86	7.33 ± 0.98	6.47 ± 1.36
Experimental	7.67 ± 0.72	6.27 ± 0.70	5.27 ± 0.96
t	-0.459	-3.434	-2.797
P value	0.650	0.002	0.009