Table 1 Clinopathologic characteristics of mPA patients
Variables | Total (n = 11,885) | Single Metastasis (n = 9425) | Multiple Metastases (n = 2460) | P value |
|---|---|---|---|---|
Gender | 0.089 | |||
Male | 6564 (55.2%) | 5168 (54.8%) | 1396 (56.7%) | 0.089 |
Female | 5321 (44.8%) | 4257 (45.2%) | 1064 (43.3%) | |
Age (years) | 0.174 | |||
≤ 65 | 5725 (48.2%) | 4570 (48.5%) | 1155 (47.0%) | |
> 65 | 6160 (51.8%) | 4855 (51.5%) | 1305 (53.0%) | |
Range (median) | 19–100 (66) | 19–100 (66) | 21–96 (66) | |
Race | 0.434 | |||
White | 9362 (78.8%) | 7427 (78.8%) | 1935 (78.7%) | |
Black | 1622 (13.6%) | 1297 (13.8%) | 325 (13.2%) | |
Others | 901 (7.6%) | 701 (7.4%) | 200 (8.1%) | |
Tumor location | < 0.001 | |||
Head | 3972 (33.4%) | 3371 (35.8%) | 601 (24.4%) | |
Body/tail | 4409 (37.1%) | 3405 (36.1%) | 1004 (40.8%) | |
Others | 3504 (29.5%) | 2649 (28.1%) | 855 (34.8%) | |
Marital status | 0.549 | |||
Married | 6634 (55.8%) | 5274 (56.0%) | 1360 (55.3%) | |
Unmarried/unknown | 5251 (44.2%) | 4151 (44.0%) | 1100 (44.7%) | |
Grade | 0.001 | |||
Well/moderately differentiated | 1308 (11.0%) | 1089 (11.5%) | 219 (8.9%) | |
Poorly differentiated/undifferentiated | 1439 (12.1%) | 1148 (12.2%) | 291 (11.8%) | |
Unknown | 9138 (76.9%) | 7188 (76.3%) | 1950 (79.3%) | |
Tumor size (mm)* | ||||
Range (median) | 0–950 (40) | 0–900 (40) | 0–950 (43) | |
Surgery | < 0.001 | |||
No | 11,335 (95.4%) | 8948 (94.9%) | 2387 (97.0%) | |
Yes | 550 (4.6%) | 477 (5.1%) | 73 (3.0%) | |
Chemotherapy | 0.013 | |||
No/unknown | 5350 (45.0%) | 4188 (44.4%) | 1162 (47.2%) | |
Yes | 6535 (55.0%) | 5237 (55.6%) | 1298 (52.8%) | |
Radiotherapy | < 0.001 | |||
No | 11,270 (94.8%) | 9061 (96.1%) | 2209 (89.8%) | |
Yes | 615 (5.2%) | 364 (3.9%) | 251 (10.2%) | |
Metastatic sites | < 0.001 | |||
Bone | 1056 | 193 | 863 | |
Brain | 111 | 21 | 90 | |
Liver | 10,883 | 8523 | 2360 | |
lung | 2678 | 688 | 1990 | |
* 2723 cases missing. | ||||