Table 1.

Prussian blue staining of iron deposits in ovarian tumors

Iron deposits (grade 0-3)0123P
Endometriotic cysts (n = 20)20414*
Nonendometriotic cysts (n = 14)13100**
Ovarian cancer with endometriosis (n = 20)3692
Ovarian cancer without endometriosis (n = 12)8121
  • NOTE: A significant difference (P = 0.00013) was found between endometriotic cysts (*) and nonendometriotic cysts (**).