Table 2 Patient characteristics according to TID and TIDC cut-off values and results of correlation analyses
Characteristic | Invasion depth (mm) | Number of patients, n (%) | Median age, years (range) | Distant metastasis, n (%) | P | Lymph node metastasis, n (%) | P | Recurrence (%) | P | The death events in 5Â years, n (%) | P |
|---|---|---|---|---|---|---|---|---|---|---|---|
TID | <3.75 | 104 (60.1 %) | 45 (27–71) | 4 (3.8 %) | <0.001 | 12 (11.5 %) | 0.991 | 1 (1.0 %) | 0.064 | 1 (1.0 %) | <0.001 |
>3.75 | 69 (39.9 %) | 46 (25–65) | 14 (20.2 %) | 8 (11.6 %) | 4 (5.8 %) | 10 (14.5 %) | |||||
TIDC | <4.75 | 100 (57.8 %) | 45 (27–65) | 4 (4.0 %) | 0.001 | 12 (12.0 %) | 0.834 | 1 (1.0 %) | 0.083 | 1 (1.0 %) | 0.001 |
>4.75 | 73 (42.2 %) | 46 (25–71) | 14 (19.2 %) | 8 (11.0 %) | 4 (5.5 %) |  | 10 (13.7 %) |