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

Table 3.

Comparison of mean values of clinical attachment level (CAL in mm) at different time points between two study groups.

Time Point Group A (Test) Group B (Control) Intergroup
p-Value
Mean ± S.D. Mean ± S.D.
Pre-op 7.4 ± 0.9 6.9 ± 0.8 0.02 (Sig.)
Day 90 8.4 ± 1.0 8.9 ± 1.1 0.01 (Sig.)
Day 180 4.2 ± 0.7 5.9 ± 1.1 0.001 (Sig.)
Mean Change from Pre-op to Day 90 −0.9 ± 1.0 −1.9 ± 1.3 0.002 (Sig.)
Intragroup
p-value
0.01 (Sig.) 0.003 (Sig.)
Mean Change from Pre-op to Day 180 3.2 ± 1.0 1.1 ± 1.3 <0.0001 (Sig.)
Intragroup
p-value
<0.0001 (Sig.) 0.01 (N.S.)
Mean Change from Day 90 to Day 180 4.1 ± 0.9 3.0 ± 0.7 0.005 (Sig.)
Intragroup
p-value
<0.0001 (Sig) <0.0001 (Sig.)