Table 1 The clinical characteristics of the patients
From: Surgical staging of apparent early-stage ovarian mucinous carcinoma
N=163 | 89 patients of restaging surgery | 74 patients of one-step complete staging surgery | Total 163 patients |
|---|---|---|---|
Age (years), median (25–75%percentiles) | 27.00 (23.00–34.00) | 42.00 (26.00–54.00) | 31.00 (24.00–45.00) |
Body mass index, median (25–75%percentiles) | 22.10 (20.31–24.08) | 22.42 (19.92–25.45) | 22.27 (20.25–24.16) |
Multipara | 36 (40.4%) | 43 (58.1%) | 79 (48.5%) |
During the pregnancy | 5 (5.6%) | 2 (2.7%) | 7 (4.3%) |
A history of ovarian mucinous tumor | 8 (9.0%) | 8 (10.8%) | 16 (9.8%) |
CEA elevated at time of diagnosis | 3 (3.4%) | 8 (10.8%) | 11 (6.7%) |
CA199 elevated at time of diagnosis | 12 (13.5%) | 29 (39.2%) | 41 (25.2%) |
CA125 Elevated at time of diagnosis | 12 (13.5%) | 32 (43.2%) | 44 (27.0%) |
Maximum diameter of tumor (cm), median (25–75%percentiles) | 15.00 (12.00–20.00) | 15.00 (13.15–25.00) | 15.00 (12.00–20.00) |
Ascites | 9 (10.1%) | 21 (28.4%) | 30 (18.4%) |
Bilateral ovary involvement | 4 (4.5%) | 4 (5.4%) | 8 (4.9%) |
Apparent FIGO staging | |||
IA | 19 (21.3%) | 25 (33.8%) | 44 (27.0%) |
IC1 | 51 (57.3%) | 24 (32.4%) | 75 (46.0%) |
IC2 | 13 (14.6%) | 22 (29.7%) | 35 (21.5%) |
IC3 | 1 (1.1%) | 0 (0.0%) | 1 (0.6%) |
IA/IB/IC-undetermined | 5 (5.6%) | 3 (4.2%) | 8 (4.9%) |
Surgical restaging | - | ||
Time interval between surgeries (days), median (25–75%percentiles) | 42.00 (27.25–55.00) | - | - |
First step surgery by laparoscopy | 30 (33.7%) | - | - |
Preservation of tumor-involved ovary at first-step surgery | 25 (28.1%) | - | - |
Residual tumor found after restaging surgery | 16 (18.0%) | - | - |
Finally pathological upstaging | 10 (11.2%) | 5 (6.8%) | 15 (9.2%) |
Tumor of mural nodules | 2 (2.2%) | 1 (1.4%) | 3 (1.8%) |
Tumor of poor differentiation | 1 (1.1%) | 5 (6.8%) | 6 (3.7%) |
Tumor of expansive subtype | 14 (15.7%) | 6 (8.1%) | 20 (12.3%) |