Cytokine Levels and Human Herpesviruses in Saliva from Clinical Periodontal Healthy Subjects with Peri-Implantitis: A Case-Control Study

Table 2

Presence (+) or absence (−) of herpesviruses in saliva samples taken from the healthy and peri-implantitis groups. From the total, 16 healthy and 13 peri-implantitis patients are negative for all viruses.

Patient	EBV	HHV6B	HHV7	CMV, VZV, HSV1, HSV2, HHV8
Healthy
3	+	−	+	−
9	+	−	+	−
11	−	−	+	−
24	−	−	+	−
32	−	−	+	−
Peri-implantitis
2	+	−	+	−
12	−	−	+	−
13	−	−	+	−
25	−	−	+	−
27	−	−	+	−
29	+	−	+	−
37	+	−	+	−
39	+	+	+	−

+: positive; −: negative. Number of each patient in the study protocol.