CO₂ Laser and Topical Fluoride Therapy in the Control of Caries Lesions on Demineralized Primary Enamel

Table 1

Microhardness values (mean and standard deviation) according to the superficial treatments in different experimental groups ().

Treatment	Mean	Standard deviation
CO2 laser	324.99^a	33.78
1.23% acidulated phosphate fluoride	309.30^a	68.42
No treatment (control)	209.86^b	67.03

Similar letters indicate statistical similarity.