High Level of Tregs Is a Positive Prognostic Marker in Patients with HPV-Positive Oral and Oropharyngeal Squamous Cell Carcinomas

Table 1

Demographic/epidemiological characteristic of the study subjects.

Characteristics	Number (%)
Age
Mean age	56.5
≤55	24 (40.0%)
>55	36 (60.0%)
Gender
Female	6 (10.0%)
Male	54 (90.0%)
Tobacco status
Current smokers	34 (58.6%)
Exsmokers	17 (29.3%)
Nonsmokers	7 (12.0%)
Alcohol
Current consumers	47 (78.3%)
Exconsumers	5 (8.3%)
Nonconsumers	8 (13.3%)
Tumor size
T1 + T2	40 (70.1%)
T3 + T4	17 (29.8%)
Nodal status
N0	18 (32.1%)
N1–N3	38 (67.8%)
Tumor stage
I + II	17 (28.3%)
III + IV	43 (71.6%)
Tumor grade
G1 + G2	40 (70.2%)
G3	17 (29.8%)
Tumor location
Oropharyngeal	55 (91.6%)
Oral cavity	5 (8.3%)