Skip to main content

Table 1 Patient characteristics according to p16 status (n = 81 patients)

From: Factors influencing patient and health care delays in Oropharyngeal Cancer

 p16-positive, n = 64 (%)p16-negative, n = 17 (%)P valueAll, n = 83 (%)
Sex
 Male46 (71.9)12 (70.6)1.00060 (72.3)
 Female18 (28.1)5 (29.4) 23 (27.7)
Mean age (in years)59.766.60.02361.4
History of smoking
 Never smoked23 (35.9)2 (11.8)< 0.00126 (31.3)
 Former smoker33 (51.6)5 (29.4) 39 (47.0)
 Current smoker8 (12.5)10 (58.8) 18 (21.7)
Excessive use of alcohol
 No46 (71.9)4 (23.5)< 0.00152 (62.6)
 Yes11 (17.2)6 (35.3) 17 (20.5)
 Previous use7 (10.9)7 (41.2) 14 (16.9)
T classb
 T1–247 (73.4)13 (76.5)1.00061 (73.5)
 T3–417 (26.6)4 (23.5) 22 (26.5)
N classb
 N+10 (15.6)6 (35.3)0.09016 (19.3)
 N054 (84.4)11 (64.7) 67 (80.7)
Stageb
 I-II6 (9.4)5 (29.4)0.04711 (13.3)
 III-IV58 (90.6)12 (70.6) 72 (86.7)
Histological gradec
 I1 (1.6)2 (12.5)0.0053 (3.7)
 II9 (14.3)6 (37.5) 16 (19.8)
 III53 (84.1)8 (50.0) 62 (76.5)
  1. aIn 2 patients, p16 staining was unavailable
  2. bAccording to UICC, 7th edition
  3. cn = 81; p16-positive (n = 63), p16-negative (n = 16)