pISSN 2234-7518
eISSN 2005-372X

Table. 2.

Comparison of visual analog scale score between the groups

Time Group Mean ± standard deviation p-value*
2nd hour Control 1.49 ± 1.68 0.465
Chewing 1.73 ± 2.09
Chewing gum 0.94 ± 1.01
6th hour Control 3.80 ± 2.72 0.610
Laser 3.43 ± 2.22
Chewing gum 2.70 ± 1.92
1st day Control 5.34 ± 2.35 0.786
Chewing 4.80 ± 2.12
Chewing gum 5.16 ± 2.08
2nd day Control 4.48 ± 2.46 0.833
Laser 4.20 ± 2.37
Chewing gum 4.27 ± 1.93
3rd day Control 3.55 ± 2.32 0.757
Chewing 3.18 ± 2.04
Chewing gum 3.07 ± 1.83
7th day Control 1.18 ± 1.63 0.774
Laser 1.02 ± 1.19
Chewing gum 1.42 ± 1.41

*Evaluated by Kruskal–Wallis test.

Korean J Orthod 2021;51:313~320 https://doi.org/10.4041/kjod.2021.51.5.313
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