BioMed Research International / 2016 / Article / Tab 1

Clinical Study

The Efficacy and Safety of Fractional CO2 Laser Combined with Topical Type A Botulinum Toxin for Facial Rejuvenation: A Randomized Controlled Split-Face Study

Table 1

Comparison of adverse events on both sides after treatment ( ).

GroupPain score Edema scoreDuration of incrustation (d)Duration of erythema (d)

BTX-A treatment5.03 ± 0.811.73 ± 0.587.43 ± 2.2720.29 ± 1.75
Saline solution treatment4.95 ± 1.031.97 ± 0.727.23 ± 2.6420.45 ± 1.33

Note. No significant differences were observed on both cheeks ().