Skip to main content
. Author manuscript; available in PMC: 2020 Nov 1.
Published in final edited form as: Head Neck. 2019 Aug 21;41(11):3906–3915. doi: 10.1002/hed.25925

TABLE 1.

Patients characteristics

N 241 (%)
Mean age (range) 67 (56–74)
Sex
 Female 30 (12)
 Male 211 (88)
Tobacco
 Ever 219 (91)
 Never 22 (9)
Alcohol
 Ever 102 (42)
 Never 139 (58)
WUHNCI
 0–1 198 (82)
 ≥2 43(18)
Tumor location
 Glottic 172 (71)
 Supraglottic 66 (27)
 Subglottic 3 (1)
Clinical T stage
 Tis 6 (3)
 T1 112 (47)
 T2 66 (27)
 T3 39 (16)
 T4 18 (8)
Clinical N stage
 Nx-N0 213 (88)
 N1 10 (4)
 N2 15 (6)
 N3 3 (1)
Clinical overall stage
 0 6 (3)
 I 110 (46)
 II 57 (24)
 III 38 (16)
 IV 30 (12)
Pathological T stage
 T1 59 (25)
 T2 60 (25)
 T3 58 (24)
 T4 64 (27)
Pathological N stage
 Nx-N0 209 (87)
 N1 12 (5)
 N2 7 (3)
 N3 13 (5)
Overall stage
 Stage I 55 (23)
 Stage II 54 (22)
 Stage III 56 (23)
 Stage IV 76 (32)
Tumor differentiation
 Well 47 (19)
 Moderate 142 (59)
 Poorly 41 (17)
 Spindle 8 (3)
 Verrucous 3 (1)
Cartilage invasion
 No 155 (64)
 Yes 86 (36)
Thyroid invasion
 No 226 (94)
 Yes 15 (6)
PNI
 No 135 (56)
 Yes 106(44)
LVI
 No 184 (76)
 Yes 57 (24)
ENE
 No 121 (82)
 Yes 19 (13)
 Unknown 7 (5)
Margins
 Negative 181 (75)
 Close 37 (15)
 Positive 23 (10)
Median tumor diameter 2.30 cm (0.10–9.00 cm)

Abbreviations: ENE, extranodal extension; LVI, lymphovascular invasion; PNI, perineural invasion; WUHNCI, Washington University Head and Neck Comorbidity Index.