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Table 3 Univariate analysis of pathological characteristics of pelvic mass after hysterectomy with or without simultaneous bilateral salpingectomy

From: Effects of hysterectomy with simultaneous bilateral salpingectomy on the subsequent pelvic mass

  Hys N(%) Hys + BS N(%) P value
Total number of cases 198 14  
Malignant
 No 135 (68.2) 8 (57.1) 0.391
 Yes 63 (31.8) 6 (42.9)  
 Ovarian serous carcinoma
  0 175 (88.4) 11 (78.57) 0.388
  1 23 (11.6) 3 (21.43)  
 Ovarian mucous carcinoma
  0 190 (96.0) 14 (100) 1.0
  1 8 (4.0) 0 (0)  
 Ovarian endometrioid carcinoma
  0 194 (98.0) 14 (100) 1.0
  1 4 (2.0) 0 (0)  
 Ovarian clear cell carcinoma
  0 195 (98.5) 13 (92.9) 0.241
  1 3 (1.5) 1 (7.1)  
 Ovarian sarcoma
  0 196 (99.0) 13 (92.9) 0.186
  1 2 (1.0) 1 (7.1)  
 Ovarian undifferentiated carcinoma
  0 196 (99.0) 14 (100) 1.0
  1 2 (1.0) 0 (0)  
 Ovarian primary PNET
  0 198 (100) 14 (100) 1.0
  1 0 (0) 0 (0)  
 Other uncertain types of ovarian carcinoma
  0 192 (96.97) 14 (100) 1.0
  1 6 (3.0) 0 (0)  
 Pelvic extraovarian carcinoma
  0 190 (96) 13 (92.9) 0.466
  1 8 (4) 1 (7.1)  
 Peritoneal derived carcinoma
  0 195 (98.5) 14 (100) 1.0
  1 3 (1.5) 0 (0)  
 Vaginal stump carcinoma
  0 197 (99.5) 14 (100) 1.0
  1 1 (0.5) 0 (0)  
 Carcinoma in other sites
  0 195 (98.5) 14 (100) 1.0
  1 3 (1.5) 0 (0)  
Benign
 No 63 (31.8) 6 (42.9) 0.391
 Yes 135 (68.2) 8 (57.1)  
 Cervical leiomyoma
  0 194 (98.0) 14 (100) 1.0
  1 4 (2.0) 0 (0)  
 Cervical intraepithelial neoplasia
  0 197 (99.5) 14 (100) 1.0
  1 1 (0.5) 0 (0)  
 Hydrosalpinx
  0 178 (89.9) 14 (100) 0.371
  1 20 (10.0) 0 (0)  
 Mesenchymal cyst of oviduct
  0 191 (93.9) 14 (100) 1.0
  1 7 (6.1) 0 (0)  
 Ovarian oviduct abscess
  0 196 (99.0) 14 (100) 1.0
  1 2 (1.0) 0 (0)  
 Ovarian endometriosis
  0 168 (84.8) 12 (85.7) 1.0
  1 30 (15.2) 2 (14.3)  
 Ovarian physiological cysts
  0 178 (89.9) 14 (100) 1.0
  1 20 (10.1) 0 (0)  
 Ovarian serous cystadenoma
  0 184 (92.9) 13 (92.8) 1.0
  1 14 (7.1) 1 (7.2)  
 Ovarian mucinous cystadenoma
  0 178 (89.9) 14 (100) 0.370
  1 20 (10.1) 0 (0)  
 Ovarian fibroma
  0 194 (98.0) 14 (100) 1.0
  1 4 (2.0) 0 (0)  
 Ovarian teratoma
  0 195 (98.5) 14 (100) 1.0
  1 3 (1.5) 0 (0)  
 Ovarian epidermoid cyst
  0 196 (99.0) 14 (100) 1.0
  1 2 (1.0) 0 (0)  
 Encapsulated effusion
  0 184 (92.9) 10 (71.4) 0.021
  1 14 (7.1) 4 (28.6)  
 Intravascular leiomyomatosis
  0 196 (99.0) 13 (92.9) 0.186
  1 2 (1.0) 1 (7.1)  
 Pelvic leiomyoma
  0 196 (99.0) 14 (100) 1.0
  1 2 (1.0) 0 (0)  
 Others benign masses arising from extraovarian sites
  0 192 (97.0) 14 (100) 1.0
  1 6 (3.0) 0 (0)  
  1. Abbreviations: BS bilateral salpingectomy, Hys Hysterectomy, IQR interquartile range, PNET primitive neuroectodermal tumor