Table 1 Frequency distributions of clinicopathological variables
From: Identification of prognostic factors and surgical indications for metastatic gastric cancer
Variable | Whole group (n = 123) | Resection group (n = 83) | Non-resection group (n = 40) | p value |
|---|---|---|---|---|
Patient data | ||||
Age (years) | ||||
≤ 65 | 57 (46) | 37 (45) | 20 (50) | 0.670 |
>65 | 66 (54) | 46 (55) | 20 (50) | |
Sex | ||||
Female | 38 (31) | 29 (35) | 9 (22) | 0.212 |
Male | 85 (69) | 54 (65) | 31 (78) | |
PS | ||||
0 | 46 (37) | 40 (48) | 6 (15) | < 0.001 |
1 | 47 (38) | 34 (41) | 13 (33) | |
2 | 20 (16) | 9 (11) | 12 (30) | |
3 | 10 (9) | 0 | 9 (22) | |
Body mass index (kg/m2) | ||||
≤ 21 | 62 (50) | 41 (49) | 19 (47) | 0.848 |
>21 | 61 (50) | 42 (51) | 21 (33) | |
Primary tumor data | ||||
Location in stomach | ||||
Lower | 31 (25) | 24 (29) | 7 (18) | 0.058 |
Middle | 33 (27) | 26 (31) | 7 (18) | |
Upper | 37 (30) | 22 (27) | 15 (37) | |
Whole | 22 (18) | 11 (13) | 11 (27) | |
Histological differentiation | ||||
Differentiated | 45 (37) | 33 (40) | 12 (30) | 0.324 |
Undifferentiated | 78 (63) | 50 (60) | 28 (70) | |
Adjacent organ invasion | ||||
Present | 32 (26) | 11 (13) | 21 (52) | < 0.001 |
Absent | 91 (74) | 72 (87) | 19 (48) | |
Bulky lymph nodes | ||||
Present | 75 (61) | 46 (55) | 21 (52) | 0.079 |
Absent | 48 (39) | 37 (45) | 19 (48) | |
Laboratory data | ||||
CEA (ng/mL) | ||||
≤ 6 | 76 (62) | 49 (59) | 27 (68) | 0.431 |
>6 | 47 (38) | 34 (41) | 13 (32) | |
CA19-9 (U/mL) | ||||
≤ 37 | 75 (61) | 55 (66) | 20 (50) | 0.114 |
>37 | 48 (39) | 28 (34) | 20 (50) | |
NLR | ||||
≤ 3.1 | 64 (52) | 46 (55) | 18 (45) | 0.337 |
>3.1 | 59 (48) | 37 (45) | 22 (55) | |
Hb (g/dL) | ||||
≤ 12 | 64 (52) | 44 (53) | 20 (50) | 0.114 |
>12 | 59 (48) | 39 (47) | 20 (50) | |
CRP (mg/dL) | ||||
≤ 0.2 | 58 (47) | 44 (53) | 14 (35) | 0.083 |
>0.2 | 65 (53) | 39 (47) | 26 (65) | |
Alb (g/dL) | ||||
≤ 3.5 | 50 (41) | 29 (35) | 21 (52) | 0.079 |
>3.5 | 73 (59) | 54 (65) | 19 (48) | |
Metastatic tumor data | ||||
Number of organs involved | ||||
1 | 74 (60) | 53 (64) | 21 (52) | 0.244 |
≥2 | 49 (40) | 30 (36) | 19 (48) | |
Peritoneal metastasis | ||||
Yes | 66 (54) | 42 (51) | 24 (60) | 0.343 |
No | 57 (46) | 41 (49) | 16 (40) | |
Distant nodal metastasis | ||||
Yes | 55 (45) | 30 (36) | 25 (62) | 0.007 |
No | 68 (55) | 53 (64) | 15 (38) | |
Hepatic metastasis | ||||
Yes | 40 (33) | 31 (37) | 9 (23) | 0.107 |
No | 83 (67) | 52 (63) | 31 (77) | |
Surgical data | ||||
Metastasectomy | ||||
Yes | 28 (23) | 28 (34) | – | |
No | 95 (77) | 55 (66) | – | |
Site of metastasectomy | – | |||
Peritoneum | 16 | – | ||
Lymph node | 2 | – | ||
Liver | 10 | -– | ||
Chemotherapy | ||||
Yes | 98 (80) | 64 (77) | 34 (85) | 0.349 |
No | 25 (20) | 19 (23) | 6 (15) | |
Chemotherapy before surgery | ||||
Yes | 23 (28) | – | ||
No | 60 (72) | – | ||
Chemotherapy after surgery | ||||
Yes | 64 (77) | – | ||
No | 19 (23) | – |