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Table 1 Baseline characteristics of the three groups

From: The effectiveness of low-level laser therapy and low-intensity pulsed ultrasound in reducing pain induced by orthodontic separation: a randomized controlled trial

 

LLLT group

LIPUS group

Control group

P-Value

Significance

N

Age Y

Gender;

Female

Male

48

21.52 ± 2.20

28

20

48

21.16 ± 2.16

27

21

49

21.44 ± 2.16

20

29

0.823

0.304

NS

NS

  1. n, number of subjects; Y, year; NS, Non-Significant