From: Lymph node ratio as a predictor for minor salivary gland cancer in head and neck
Parameter | LNR | LODDS | pN category | |||||||
---|---|---|---|---|---|---|---|---|---|---|
≥ .05 (n = 12) | <.05 (n = 32) | p value | ≥ − 2.73 (n = 13) | <−2.73 (n = 31) | p value | N1–3 (n = 18) | N0 (n =26) | p value | ||
Age | ≥ 60 | 7 | 15 | 7 | 15 | 10 | 12 | |||
< 60 | 5 | 17 | .74 | 6 | 16 | 1.00 | 8 | 14 | .76 | |
Sex | Male | 7 | 11 | 9 | 9 | 9 | 9 | |||
Female | 5 | 21 | .18 | 4 | 22 | .02 | 9 | 17 | .36 | |
Pathological T category | T1-T3 | 5 | 22 | 7 | 20 | 9 | 18 | |||
T4 | 7 | 10 | .16 | 6 | 11 | .52 | 9 | 8 | .23 | |
Pathological N category | N0 | 0 | 26 | 1 | 25 | |||||
N1-N3b | 12 | 6 | <.01 | 12 | 6 | <.01 | ||||
Pathological stage | I-IVA | 9 | 32 | 10 | 31 | 15 | 26 | |||
IVB | 3 | 0 | .02 | 3 | 0 | .02 | 3 | 0 | .06 | |
Primary site | Oral | 7 | 21 | 7 | 21 | 10 | 18 | |||
Others | 5 | 11 | .73 | 6 | 10 | .50 | 8 | 8 | .52 | |
Positive surgical margin | Presence | 5 | 5 | 4 | 6 | 6 | 4 | |||
Absence | 7 | 27 | .11 | 9 | 25 | .45 | 12 | 22 | .27 | |
Extranodal extension | Presence | 3 | 1 | 3 | 1 | 4 | 0 | |||
Absence | 9 | 31 | .06 | 10 | 30 | .07 | 14 | 26 | .02 | |
Type of neck dissection | Unilateral | 9 | 27 | 10 | 26 | 13 | 23 | |||
Bilateral | 3 | 5 | .66 | 3 | 5 | .68 | 5 | 3 | .24 | |
Postoperative treatment | Presence | 5 | 7 | 4 | 8 | 6 | 6 | |||
Absence | 7 | 25 | .26 | 9 | 23 | .73 | 12 | 20 | .51 | |
Histological classification | MEC | 4 | 11 | 4 | 11 | 6 | 9 | |||
Others | 8 | 21 | 1.00 | 9 | 20 | 1.00 | 12 | 17 | 1.00 | |
Histological | Low | 0 | 5 | 0 | 5 | 1 | 4 | |||
grade | Others | 12 | 27 | .30 | 13 | 26 | .30 | 17 | 22 | .63 |
Perineural | Presence | 4 | 11 | 3 | 12 | 5 | 10 | |||
invasion | Absence | 8 | 21 | 1.00 | 10 | 19 | .49 | 13 | 16 | .53 |
Vascular | Presence | 10 | 9 | 9 | 10 | 12 | 7 | |||
invasion | Absence | 2 | 23 | <.01 | 4 | 21 | .04 | 6 | 19 | .01 |
Worst pattern | 1–3 | 2 | 10 | 2 | 10 | 3 | 9 | |||
of invasion | 4–5 | 10 | 22 | .46 | 11 | 21 | .46 | 15 | 17 | .30 |
Smoking | Presence | 6 | 12 | 7 | 11 | 9 | 9 | |||
history | Absence | 6 | 20 | .51 | 6 | 20 | .32 | 9 | 17 | .36 |
ASA-PS | 1 | 5 | 12 | 5 | 12 | 8 | 9 | |||
2 | 7 | 20 | 1.00 | 8 | 19 | 1.00 | 10 | 17 | .54 |