Prognostic Factors of Grade 2-3 Endo-Periodontal Lesions Treated Nonsurgically in Patients with Periodontitis: A Retrospective Case-Control Study
Table 3
Changes in clinical parameters at baseline, before periodontal therapy, and 6 months after periodontal therapy.
Clinical parameters
Baseline (n = 140)
Before periodontal therapy (n = 140)
6 months after periodontal therapy (n = 140)
PD (mm, x ± s)
6.46 ± 1.55
6.12 ± 1.51
5.03 ± 1.49Aa
CAL (mm, x ± s)
6.35 ± 1.62
6.05 ± 1.86
4.57 ± 1.79Aa
SBI†
0
0 (0%)
0 (0%)
12 (9%)Aa
1
16 (11%)
15 (11%)
38 (27%)
2
32 (23%)
35 (25%)
38 (27%)
3
46 (33%)
50 (36%)
30 (21%)
4
46 (33%)
40 (28%)
22 (16%)
TM†
0
14 (10%)
16 (11%)A
24 (3%)Aa
I
32 (23%)
30 (22%)
40 (17%)
II
78 (56%)
80 (57%)
66 (59%)
III
16 (11%)
14 (10%)
10 (21%)
OHI-S (x ± s)
2.38 ± 0.48
2.35 ± 0.39
0.89 ± 0.47Aa
Full-mouth periodontitis severity†
1
34 (24%)
34 (24%)
50 (36%)Aa
2
62 (44%)
62 (44%)
56 (40%)
3
44 (32%)
44 (33%)
34 (24%)
Alveolar resorption type‡
Horizontal resorption
64 (46%)
65 (46%)
66 (47%)
Vertical resorption
76 (54%)
75 (54%)
74 (53%)
CR ((x ± s))
0.70 ± 0.11
0.72 ± 0.15
0.68 ± 0.12
PAI†
0
0 (0%)
22 (16%)A
28 (20%)Aa
1
28 (20%)
38 (27%)
44 (31%)
2
52 (37%)
40 (29%)
39 (28%)
3
48 (34%)
30 (21%)
22 (16%)
4
12 (9%)
10 (7%)
7 (5%)
Discomfort when chewing‡
No
27 (20%)
72 (51%)A
109 (78%)Aa
Yes
113 (80%)
68 (49%)
31 (22%)
Differences between the two groups were analyzed using the paired-sample t-test. †Differences between the two groups were analyzed using the ridit test. ‡Differences between the two groups were analyzed using the chi-square test. compared to baseline. compared to before periodontal therapy.