Table 4. Adverse effects.

AE	Picosecond group (n=22)	Non-exfoliation group (n=22)	P value
Immediate AEs
Erythema	1.56±0.23	1.44±0.24	0.047
Edema	1.32±0.23	1.27±0.25	0.383
Exudation	0.30±0.22	0.33±0.38	0.751
Purpura	0.57±0.40	0.55±0.42	0.888
Pain	4.19±1.79	4.75±1.63	0.616
Long-term AEs
Duration of erythema	3.24±2.15	3.29±3.85	0.929
Crust shedding time	2.73±0.87	3.12±1.44	0.517
Hyperpigmentation	0.13±0.35	0.17±0.43	0.590
Hypopigmentation	0.50±1.12	0.51±1.24	0.803
Pruritus	0.61±1.50	0.46±1.15	0.143
Duration of pain	1.35±3.17	1.43±3.36	0.192

Note: AE, adverse event.