Research Article
Under- and Normal-Weight Patients Are More Susceptible to Recurrence of Phyllodes Tumor
Table 1
Clinicopathological characteristics of the study cohort.
| Characteristic | All (n = 100) | Benign (n = 65) | Borderline (n = 29) | Malignant (n = 6) | value |
| Median age: y (range) | 44 (19–62) | 44 (19–62) | 45 (19–59) | 40.5 (29–50) | = 0.561 | Median body Mass index: kg/m2 (range) | 23.7 (16.1–31.9) | 23.3 (16.1–31.9) | 24.1 (17.0–31.4) | 26.8 (21.5–31.8) | = 0.219 | Median pathological tumor size: cm (range) | 4.0 (0.8–30.0) | 3.5 (0.8–9.5) | 6.5 (1.2–30.0) | 6.5 (2.4–25.0) | = 0.004 |
| Recurrence, n (%) | = 0.429 | Not recurred | 78 (78) | 52 (80) | 22 (76) | 4 (67) | Recurred | 22 (22) | 13 (20) | 7 (24) | 2 (33) |
| Surgery, n (%) | < 0.001 | Wide excision | 92 (92) | 65 (100) | 23 (79) | 4 (67) | Mastectomy | 8 (8) | 0 (0) | 6 (21) | 2 (33) |
| Stromal cellularity, n (%) | < 0.001 | Mild | 30 (30) | 26 (40) | 4 (14) | 0 (0) | Moderate | 61 (61) | 37 (57) | 22 (76) | 2 (33) | Marked | 7 (7) | 0 (0) | 3 (10) | 4 (67) | Unknown | 2 (2) | 2 (3) | 0 (0) | 0 (0) |
| Cellular atypia, n | < 0.001 | Mild | 70 (70) | 61 (94) | 9 (31) | 0 (0) | Moderate | 21 (21) | 2 (3) | 19 (66) | 0 (0) | Marked | 7 (7) | 0 | 1 (3) | 6 (100) | Unknown | 2 (2) | 2 (3) | 0 (0) | 0 (0) |
| Mitosis, n | < 0.001 | 0–4 | 66 (66) | 56 (86) | 10 (35) | 0 (0) | 5–9 | 15 (15) | 4 (6) | 11 (38) | 0 (0) | ≤10 | 13 (13) | 0 | 7 (24) | 6 (100) | Unknown | 6 (6) | 5 (8) | 1 (3) | 0 (0) |
| Borders, n | < 0.001 | Pushing | 14 (14) | 1 (2) | 9 (31) | 4 (67) | Infiltrative | 84 (84) | 62 (95) | 20 (69) | 2 (33) | Unknown | 2 (2) | 2 (3) | 0 (0) | 0 (0) |
| Stromal overgrowth, n | < 0.001 | No | 79 (79) | 61 (94) | 15 (52) | 3 (50) | Yes | 19 (19) | 2 (3) | 14 (48) | 3 (50) | Unknown | 2 (2) | 2 (3) | 0 (0) | 0 (0) |
| Heterologous component, n | = 0.008 | No | 95 (95) | 62 (95) | 29 (100) | 4 (67) | Yes | 3 (3) | 1 (2) | 0 (0) | 2 (33) | Unknown | 2 (2) | 2 (3) | 0 (0) | 0 (0) |
| Final margin, n | = 0.065 | Negative | 68 (68) | 47 (72) | 19 (66) | 2 (33) | Positive | 31 (31) | 17 (26) | 10 (34) | 4 (67) | Unknown | 1 (1) | 1 (2) | 0 (0) | 0 (0) |
|
|