Table 1 Demographic and clinical features of patients
From: Impact of retrieved lymph node count on short-term complications in patients with gastric cancer
Characteristics | N = 1487 |
|---|---|
Age (years) | 60.4 ± 17.3 |
Gender (n) | |
 Male | 1089 |
 Female | 398 |
BMI (kg/m2) | 23.0 ± 3.5 |
Preoperative comorbidities (n) | |
 Previous abdominal surgery | 209 |
 Diabetes mellitus | 131 |
 Hypertension | 488 |
Preoperative laboratory data | |
 Serum albumin (g/L) | 39.4 ± 3.3 |
 CRP (g/L) | 6.0 ± 12.4 |
ASA ≥ 3 | 884 |
Mode of surgical approach (n) | |
 Laparoscopic | 76 |
 Open | 1411 |
Type of resection (n) | |
 Distal gastrectomy | 617 |
 Proximal gastrectomy | 163 |
 Total gastrectomy | 707 |
Operation time (min) | 232.3 ± 61.8 |
Blood loss (ml) | 221.8 ± 204.5 |
Tumor invasion | |
 T1–2 | 631 |
 T3–4 | 856 |
Tumor site | |
 Cardia/fundus | 452 |
 Body | 381 |
 Pylorus/antrum | 654 |
RLN count | 25.1 ± 9.1 |
Lymph node metastasis | |
 Positive | 864 |
 Negative | 623 |
LNR | 0.17 ± 0.24 |
LODDS | − 0.96 ± 0.75 |
pTNM stage I/II/III/IV | 506/368/597/16 |
Lauren subtype | |
 Intestinal | 620 |
 Diffuse | 428 |
 Mixed | 401 |
 Unknown | 38 |
Postoperative complications | |
 Positive | 435 |
 Negative | 1052 |
Postoperative stay (days) | 12.0 ± 8.1 |
Total hospital charges (104¥) | 7.5 ± 3.5 |