Research Article
Efficacy of Low-Level Laser Therapy in Reducing Pain in the Initial Stages of Orthodontic Treatment
Table 1
Intergroup comparability.
| Variables | Laser group (n = 28), mean (SD) | Control group (n = 26), mean (SD) | P |
| Age (years) | 26.84 (13.83) | 29.13 (13.39) | 0.540t | Little irregularity index | 4.94 (3.87) | 5.19 (3.17) | 0.794t | Gender | | | DF = 1 | Male | 13 | 11 | λ2 = 0.09 | Female | 15 | 15 | 0.760x | Type of malocclusion | | | | Class I | 13 | 12 | DF = 2 | Class II | 11 | 11 | λ2 = 0.10 | Class III | 04 | 03 | 0.947x |
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tIndependent t-test. xChi-square test.
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