Table 1:
Clinicopathologic features of mesenteric tumor deposit cases stratified by levels of IgG4-positive plasma cells
| ≤20/HPF (N=46) | >20/HPF (N=20) | All cases (N=66) | P value | ||
|---|---|---|---|---|---|
| Sex | male | 24 | 10 | 34 | 1.00 |
| female | 22 | 10 | 32 | ||
| Age (mean ± SD) | 59±2 | 61±2 | 60±1 | 0.65 | |
| WHO grade | 1 | 37 | 14 | 51 | 0.36 |
| 2 | 9 | 6 | 15 | ||
| AJCC stage | II-III | 16 | 11 | 27 | 0.17 |
| IV | 30 | 9 | 39 | ||
| MTD size (mean ± SD; cm) | 1.86±1.58 | 2.59±1.30 | 2.08±1.53 | 0.07 | |
| IgG+ cells (mean ± SD; cm)* | 36±37 | 88±24 | 51±41 | <0.01 | |
| IgG+/IgG4+ (mean ± SD; cm)* | 0.17±0.25 | 0.66±0.18 | 0.32±0.32 | <0.01 | |