Contingency tables for indicated parameter and HGP in the Belgian cohort
| Parameter | IGP | EGP |
| Plasmatocytes | N (%) | N (%) |
| 0 | 28 (28.3) | 9 (9.1) |
| + | 9 (9.1) | 10 (10.1) |
| ++ | 17 (17.2) | 14 (14.1) |
| +++ | 5 (5) | 7 (7.1) |
| P value | 0.07 | |
| TLS | N (%) | N (%) |
| Absence | 21 (21.2) | 16 (16.2) |
| Presence | 38 (38.4) | 24 (24.2) |
| P value | 0.68 | |
Fisher’s exact test was performed using the core package of R.
EGP, expansive growth pattern; HGP, histopathological growth pattern; IGP, infiltrative growth pattern; TLS, tertiary lymphoid structure.