Table 2.
Baseline demographics and characteristics of patients in China cohort.
| Variables | All patients |
|---|---|
| n=670 | |
| Age, years, <40/40-60/60-80/≥80 |
37(5.52)/294(43.88)/332(49.55)/7(1.05) |
| Male, N (%) | 373(55.67) |
| Race, N (%) White/Black/Others | – |
| AJCC stage, N (%) I/II/III |
353(52.69)/250(37.31)/67(0.10) |
| T stage, N (%) T1/T2/T3/T4 |
128(19.10)/415(61.94)/101(15.07)/26(3.89) |
| N stage, N (%) N0/N1/N2 |
458(68.36)/171(25.52)/41(6.12) |
| Differentiation, N (%), Low/moderate/poor | 112(16.72)/317(47.31)/241(35.97) |
| Max tumor size, median (IQR), cm |
3.0[2.5-4.0] |
| Chemotherapy, no vs yes | 283(42.24) |
| ELNs, median (IQR), count | 11[10-15] |
| MLNs, median (IQR), count | 0[0-1] |
| NLNs, median (IQR), count | 11[9-14] |
| LNR, N (%), ≤0.20/>0.20 |
612(91.34)/58(8.66) |
| LODDS, N (%), I/II/III |
464(69.25)/179(26.72)/27(4.03) |
| LONT, N (%), I/II |
416(62.09)/25437.91) |
RLNs, Retrieval lymph nodes; MLNs, Metastatic lymph nodes; NLNs, Negative lymph nodes; LNR, The ratio of metastatic to retrieved nodes; LODDS, The log odds of lymph node ratio; LONT, The log odds of negative lymph nodes/T stage; OS, Overall survival.