Table 1
Baseline characteristics of the study group and control subgroup
| Variable | MS group (n = 170) | Control group (n = 50) | p-value | |
|---|---|---|---|---|
| Sex | Female | 123 (72.4%) | 99 (66.0%) | 0.39 |
| Male | 47 (27.6%) | 51 (34.0%) | ||
| Age | <30 years | 18 (10.6%) | 30 (20.0%) | |
| 30–50 years | 113 (65.5%) | 90 (60.0%) | ||
| >50 years | 39 (22.9%) | 30 (20.0%) | 0.29 | |
| Education | Primary | 4 (2.4%) | 6 (4.0%) | |
| Vocational | 17 (10.0%) | 27 (18.0%) | ||
| Secondary | 67 (39.4%) | 42 (28.0%) | ||
| Higher | 79 (46.5%) | 75 (50.0%) | 0.41 |
Table 2
Data comparison between the study group and the control group
| Study group | Control group | p-value | ||
|---|---|---|---|---|
| Periodontal status | Healthy | 104 (61%) | 75 (50%) | 0.027 |
| Gingivitis | 50 (30%) | 36 (24%) | ||
| Periodontitis | 16 (9%) | 39 (26%) | ||
| Periodontal status using CPITN | CPI = 0 | 49 (28.8%) | 42 (28%) | 0.059 |
| CPI = 1, 2 | 103 (60.6%) | 75 (50%) | ||
| CPI = 3 | 16 (9.4%) | 24 (16%) | ||
| CPI = 4 | 2 (1.2%) | 9 (6%) | ||
| mSBI | Mean value | 11.84% | 15.33% | 0.086 |
| API | Mean value | 32.59% | 45.85% | p < 0.001 |
| Hygiene according to API | Bad | 10 (6.06%) | 30 (20%) | p < 0.001 |
| Average | 33 (20%) | 57 (38%) | ||
| Rather good | 50 (30.3%) | 33 (22%) | ||
| Optimal | 72 (43.64%) | 24 (16%) | ||
| Teeth number | Mean value | 25 | 25 | 0.613 |
| Dry mouth incidence | 83 (49%) | 8 (16%) | p < 0.001 |
Table 3
Values of Spearman’s correlation coefficient depending on disease duration and the EDSS score according to the API, mSBI, and number of teeth
| Variable | Value of the Spearman’s correlation coefficient | |
|---|---|---|
| Disease duration | EDSS | |
| API | 0.092 (p = 0.238) | 0.352 (p < 0.001) |
| mSBI | 0.018 (p = 0.823) | 0.330 (p < 0.001) |
| Teeth number | −0.142 (p = 0.069) | −0.400 (p < 0.001) |
Figure 1
Percentage of patients reporting dry mouth according to the type of treatment