Comparison of the composition of lymphocyte subpopulations in non-relapse and relapse patients with squamous cell carcinoma of the head and neck before, during radiochemotherapy and in the follow-up period: a multicenter prospective study of the German Cancer Consortium Radiation Oncology Group (DKTK-ROG)

Table 1 Patients’ characteristics

Total number of patients	n (%) 32 (100%)
Men	27 (84.4%)
Women	5 (15.6%)
Age (years)	59 (41–74)
Tumor site
Oral cavity	11 (34.4%)
Oropharnyx	13 (40.6%)
Hypopharynx	8 (25%)
cTNM
cT2	4 (12.5%)
cT3	10 (31.25%)
cT4	18 (56.25%)
cN0	2 (6.25%)
cN1	5 (15.6%)
cN2b	11 (34.4%)
cN2c	14 (43.75%)
cM0	32 (100%)
G2	17 (53.1%)
G3	12 (37.5%)
Gx	3 (9.4%)
Nicotine consumption (packyears)	30.9

ISSN: 1748-717X