Table 1 Demographic and clinic pathologic variables of the training and validation sets
From: Nomogram predicted survival of patients with adenocarcinoma of esophagogastric junction
Variable | Training set | Validation set | ||
|---|---|---|---|---|
(n = 953) | (n = 181) | |||
No. of Patients | Percent | No. of patients | Percent | |
Age(year) | ||||
<50 | 100 | 10.5 | 10 | 5.5 |
50–60 | 218 | 22.9 | 55 | 30.4 |
60–70 | 286 | 30.0 | 76 | 42 |
≥70 | 349 | 36.6 | 40 | 22.1 |
Sex | ||||
Male | 755 | 79.2 | 157 | 86.7 |
Female | 198 | 20.8 | 24 | 13.3 |
Depth of invasion | ||||
T1 | 203 | 21.3 | 10 | 5.5 |
T2 | 478 | 50.2 | 17 | 9.4 |
T3 | 236 | 24.8 | 152 | 84 |
T4 | 36 | 3.8 | 2 | 1.1 |
Lymph node metastasis (n) | ||||
0 | 421 | 44.2 | 53 | 29.3 |
1–2 | 211 | 22.1 | 42 | 23.2 |
3–6 | 177 | 18.6 | 40 | 22.1 |
7–15 | 114 | 12.0 | 40 | 22.1 |
≥15 | 30 | 3.1 | 6 | 3.3 |
Examined lymph node (n) | ||||
<5 | 116 | 12.2 | 8 | 4.4 |
5–10 | 211 | 22.1 | 55 | 30.4 |
10–15 | 206 | 21.6 | 63 | 34.8 |
15–20 | 173 | 18.2 | 28 | 15.5 |
20–25 | 109 | 11.4 | 11 | 6.1 |
25–35 | 97 | 10.2 | 12 | 6.6 |
35–45 | 23 | 2.4 | 3 | 1.7 |
≥45 | 18 | 1.9 | 1 | 0.6 |
Grade | ||||
G1 + G2 | 425 | 44.6 | 91 | 50.3 |
G3 + G4 | 528 | 55.4 | 90 | 49.7 |