Table 1.
Clinical features of patients with primary gastric DLBCL in the indicated eras.
| Clinical features | Era | p | ||
|---|---|---|---|---|
| 1973–2014 (N = 7051) |
1973–2000 (n = 2865; 40.6%) |
2001–2014 (n = 4186; 59.4%) |
||
| Median age at diagnosis, years (range) | 70 (0–105) | 70 (4–100) | 71 (0–105) | |
| Sex N (%) | 0.004 | |||
| Male | 3944 (55.9%) | 1547 (54.0%) | 2397 (57.3%) | |
| Female | 3107 (44.1%) | 1318 (46.0%) | 1789 (42.7%) | |
| Age N (%) | 0.288 | |||
| <60 | 1859 (26.4%) | 766 (26.7%) | 1093 (26.1%) | |
| ≥60 | 5192 (73.6%) | 2099 (73.3%) | 3093 (73.9%) | |
| Stage N (%) | <0.001# | |||
| Early | 4184 (59.3%) | 1615 (56.4%) | 2569 (61.4%) | |
| Advanced | 1962 (27.8%) | 631 (22.0%) | 1331 (31.8%) | |
| Unknown | 905 (12.8%) | 619 (21.6%) | 286 (6.8%) | |
| Race N (%) | 0.018# | |||
| White | 5692 (80.7%) | 2367 (82.6%) | 3325 (79.4%) | |
| Black | 528 (7.5%) | 196 (6.8%) | 332 (7.9%) | |
| Other | 793 (11.2%) | 297 (10.4%) | 496 (11.8%) | |
| Unknown | 38 (0.5) | 5 (0.2%) | 33 (0.8%) | |
#Analysis excludes unknown or missing values.