Safety and Efficacy of Low-Level Laser Therapy in Autoimmune Thyroiditis: Long-Term Follow-Up Study

Table 4

Comparison between the proportions of patients with normal and abnormal thyroid volume between groups L and P at M2.

Volume	Group L (%)	Group P (%)	Total (%)	value
Normal volume	18 (72)	7 (61)	25 (58.1)	0.030
Abnormal volume (increased or reduced)	7 (28)	11 (39)	18 (41.9)
Total	25 (58.10)	18 (41.9)	43 (100)

Chi-squared test.