Table 2 Correlation between lesion characteristics and SESCC invasion depth in the derivation cohort
Variables | Invasion depth | r | p value | ||
|---|---|---|---|---|---|
T1a-EP/T1a-LPM | T1a-MM/T1b-SM1 | ≥ T1b-SM2 | |||
919 Patients | 169 Patients | 58 Patients | |||
With 1010 lesions | With 178 lesions | With 59 lesions | |||
Gender, n, (%) | 0.005 | 0.854 | |||
Male | 620 (67.5) | 117 (69.2) | 38 (65.5) | ||
Female | 299 (32.5) | 52 (30.8) | 20 (34.5) | ||
Age, years, mean(range) | 65.5 (39–89) | 66 (39–85) | 69 (38–86) | 0.069 | 0.015 |
Tumor location n, (%) | 0.013 | 0.635 | |||
Ut | 84 (8.3) | 16 (9.0) | 9 (15.3) | ||
Mt | 663 (65.6) | 108 (60.7) | 33 (55.9) | ||
Lt | 263 (26.0) | 54 (30.3) | 17 (28.8) | ||
Lesion length | 0.220 | < 0.001 | |||
> 2.0 cm, n (%) | 325 (32.2) | 100 (56.2) | 39 (66.1) | ||
≤ 2.0 cm, n (%) | 685 (67.8) | 78 (43.8) | 20 (33.9) | ||
Macroscopic type, n (%) | 0.330 | < 0.001 | |||
0-IIb | 845 (83.7) | 107 (60.1) | 12 (20.3) | ||
0-IIa/0-IIc | 32 (3.2) | 11(6.2) | 7 (11.9) | ||
Mixed type | 133 (13.2) | 60 (33.7) | 40 (67.8) | ||
Surface characteristic, n (%) | 25 (42.4) | ||||
White coating | 254 (25.1) | 46 (25.8) | 7 (11.9) | 0.049 | 0.082 |
Spontaneous bleeding | 20 (2.0) | 11 (6.2) | 25 (42.4) | 0.133 | < 0.001 |
Granular change | 247 (24.5) | 75 (42.1) | 17 (28.8) | 0.155 | < 0.001 |
Nodularity | 39 (3.9) | 23 (12.9) | 0.220 | < 0.001 | |
Circumferential extension, n(%) | 0.470 | < 0.001 | |||
≤ 1/4 | 578 (57.2) | 58 (32.6) | 15 (25.4) | ||
1/4–1/2 | 227 (22.5) | 47 (26.4) | 14 (23.7) | ||
1/2–3/4 | 163 (16.1) | 56 (31.4) | 18 (30.5) | ||
> 3/4 | 42 (4.2) | 17 (9.6) | 12 (20.4) | ||