TABLE 1.
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.