Table 3 Relationships between the expression of PKP2 and clinicopathological parameters of 117 ovarian cancer patients
Groups | Cases | Low | High | Positive rate (%) | P value | High expression rate (%) | P value | ||
|---|---|---|---|---|---|---|---|---|---|
(−) | ( +) | (+ +) | (+ + +) | ||||||
Age at diagnosis | |||||||||
  < 59 | 74 | 13 | 15 | 31 | 15 | 82.4 | P = 0.744 | 62.2 | P = 0.946 |
 ≥59 | 43 | 6 | 10 | 17 | 10 | 86.0 | 62.8 | ||
Pathological type | |||||||||
 Serous | 76 | 11 | 14 | 37 | 14 | 85.5 | P = 0.106 | 61.7 | P = 0.144 |
 Mucinous | 13 | 2 | 3 | 5 | 3 | 84.6 | 61.5 | ||
 Endometrioid | 20 | 6 | 6 | 4 | 4 | 70.0 | 40.0 | ||
 Clear cell carcinoma | 8 | 0 | 2 | 2 | 4 | 100.0 | 75.0 | ||
FIGO stage | |||||||||
 I-II | 50 | 14 | 10 | 16 | 10 | 72.0 | P = 0.006 | 52.0 | P = 0.045 |
 III-IV | 67 | 5 | 15 | 32 | 15 | 92.5 | 70.1 | ||
Differentiation | |||||||||
 Well | 35 | 8 | 9 | 11 | 7 | 77.1 | Pwell-mod vs. poor = 0.033 | 51.4 | Pwell-mod vs. poor = 0.132 |
 Moderate | 29 | 7 | 4 | 13 | 5 | 75.9 | 62.1 | ||
 Poor | 53 | 4 | 12 | 24 | 13 | 92.5 | 69.8 | ||
Lymphatic metastasis | |||||||||
 No | 70 | 15 | 16 | 25 | 14 | 78.6 | P = 0.318 | 55.7 | P = 0.095 |
 Yes | 24 | 2 | 4 | 11 | 7 | 91.7 | 75.0 | ||
 Unknown | 23 | 2 | 5 | 12 | 4 | 91.3 | 69.6 | ||