From: A patient-reported questionnaire developed in a German early arthritis cohort to assess periodontitis in patients with rheumatoid arthritis
Classification of PD by score (age + 6 patient-reported items)
Dentist’s assessment of PD
No
Mild
Moderate
Severe
Total
55
29
2
0
86
32
51
34
119
9
21
37
19
1
8
96
101
74
300