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. 2021 Dec 18;10(12):1348. doi: 10.3390/biology10121348

Table 1.

Comparison of mean oral hygiene index-simplified (OHI-S) score between different time points.

Time Points Mean ± S.D. Difference p-Value
Mean ± S.D.
Pre–op 2.5 ± 0.7 1.9 ± 0.6 <0.0001 (Sig.)
Day 0 0.6 ± 0.2
Pre–op 2.5 ± 0.7 1.7 ± 0.6 <0.0001 (Sig.)
Day 90 0.8 ± 0.2
Pre–op 2.5 ± 0.7 1.3 ± 0.5 <0.0001 (Sig.)
Day 180 1.2 ± 0.4
Day 0 0.6 ± 0.2 −0.2 ± 0.1 0.006 (Sig.)
Day 90 0.8 ± 0.2
Day 0 0.6 ± 0.2 −0.6 ± 0.3 <0.0001 (Sig.)
Day 180 1.2 ± 0.4
Day 90 0.8 ± 0.2 −0.4 ± 0.3 0.006 (Sig.)
Day 180 1.2 ± 0.4