From: Effect of low-level laser therapy in wound healing of primary molar teeth extraction
WB-Pain Rating Scale Medians
LLLT Group (n = 40)
Control Group (n = 40)
p
T0
4 ± 1.9
4 ± 2.07
1
T1
1 ± 0.72
3 ± 1.38
0.0001*
T2
1 ± 0.12
1 ± 0.92