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Table 3 Mean pain scores of chewing pain (mm)

From: Low-level laser therapy effectiveness in reducing initial orthodontic archwire placement pain in premolars extraction cases: a single-blind, placebo-controlled, randomized clinical trial

Evaluation time

Laser group

Placebo group

P value

Mean

SD

Mean

SD

1 H

0.76

2.77

6.15

9.38

0.592a

6 H

8.30

11.44

20.92

22.14

0.080a

24 H

38.84

25.58

47.69

28.06

0.400a

48 H

30.30

20.24

48.23

27.62

0.712a

72 H

18.84

13.44

38.15

27.06

0.033b

  1. aNon-significant
  2. b Significant
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BMC Oral Health

ISSN: 1472-6831

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