Table 1.

Clinical features of active disease HNC patients whose PBL specimens were included in Fig. 1A

Patients with high percentage of NK cellsPatients with low percentage of NK cells
Patients, n (%)9 (100)41 (100)
Gender, n (%)
 Female1 (12)12 (29)
 Male8 (88)29 (71)
Age, years; median (range)67 (46–87)60 (33–85)
T/N stage, n (%)
 T14 (44)10 (24)
 T23 (33)7 (17)
 T31 (11)4 (10)
 T41 (11)10 (24)
 TX0 (0)8 (20)
 N07 (77)10 (24)
 N10 (0)5 (17)
 N21 (11)11 (27)
 NX1 (11)13 (32)
Tumor site, n (%)
 Oral cavity6 (66)33 (80)
 Oropharynx0 (0)1 (1.5)
 Hypopharynx0 (0)2 (5)
 Larynx3 (33)5 (12)
 Soft tissue0 (0)1 (1.5)
HPV status, n (%)
 Positive0 (0)4 (10)
 Negative3 (33)16 (39)
 Not evaluated6 (66)21 (51)
  • NOTE: Patients with higher frequency of NK cells shown on the left (n = 9), and patients with lower frequency of NK cells shown on the right (n = 41).