Clinical evaluation of periodontitis types affected cumulative and annually radiographic periodontal alveolar bone loss using the treatment of Sandwich’s technique

Table 3.

The difference of mean ARPAL (mm/yr.) in differentperiodontal disease type of LAgP by disease severity.

LAgP Stage A   n  Mean (SD)  Stage B   n  Mean (SD)  Stage C   n  Mean (SD) Significance

Mild
Moderate
Severe
-0.11(0.04)  278
-0.21(0.06)  125
-0.36(0.11)   56
-0.09(0.23)  278
-0.08(0.39)  125
+0.02(0.31)  56
-0.10(0.05)  278
-0.18(0.09)  125
-0.25(0.10)   56
P=0.2266, ns
****
****
Significance     **** P=0.0538, ns     ****