Table 3 Comparison of clinicopathological parameters between SPN with different PR results
Characteristics | PR (+) | PR (−) | P value | |
|---|---|---|---|---|
Age (Σ = 93) | 85 | 8 | 0.091 | |
Mean (y, ±SD) | 32.85 ± 16.71 | 44.13 ± 17.61 | ||
Median (y, range) | 32 (8–90) | 43 (20–71) | ||
Gender (Σ = 93) | 85 | 8 | 0.194 | |
Male (%) | 15 (17.6%) | 0 (0.0%) | ||
Female (%) | 70 (82.4%) | 8 (100.0%) | ||
Location (Σ = 93) | 85 | 8 | 0.924 | |
Head/Neck (%) | 44 (51.8%) | 4 (50.0%) | ||
Body/Tail (%) | 41 (48.2%) | 4 (50.0%) | ||
Tumor Size (Σ = 92) | 84 | 8 | 0.010 | |
Mean (cm, ±SD) | 5.95 ± 3.25 | 9.99 ± 4.29 | ||
Median (cm, range) | 5.0 (1.2–16.0) | 11.0 (2.2–15.5) | ||
Immunohistochemistry | ||||
Syn (Positive, %) Σ = 93 | 47/85 (55.3%) | 4/8 (50.0%) | 0.774 | |
CD10 (Positive, %) Σ = 79 | 68/74 (91.9%) | 5/5 (100.0%) | 0.508 | |
Ki67 (Low proliferation activity, %) Σ = 75 | 65/69 (94.2%) | 3/6 (50.0%) | < 0.001 | |
CgA (Negative, %) Σ = 91 | 75/84 (89.3%) | 7/7 (100.0%) | 0.362 | |
Recurrence/metas tasis (Σ = 83) | 4/75 (5.3%) | 5/8 (62.5%) | < 0.001 | |
Disease related mortality (Σ = 83) | 3/75 (4.0%) | 4/8 (50.0%) | < 0.001 | |