Table. 6.

Table. 6.

Changes of OH Index

Group Base 3 day 5 day 4 wks 8 wks
Exp. group mean 4.43 4.57 4.21 4.11 3.89
SD 1.35 1.26 1.10 1.07 0.99
Con. group mean 4.31 4.28 4.21 4.24 4.14
SD 0.97 0.80 0.77 0.74 0.95
p-value* .704 .293 .977 .582 .346

SD: standard deviation, Exp: experimental group, Con: control group.

+p-value by 2 sample t-test.

*p<0.05 by paired t-test between base and after.

Int J Clin Prev Dent 2022;18:71-7 https://doi.org/10.15236/ijcpd.2022.18.3.71
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