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. Author manuscript; available in PMC: 2015 Aug 4.
Published in final edited form as: Am J Obstet Gynecol. 2008 Jan;198(1):89.e1–89.e8. doi: 10.1016/j.ajog.2007.06.023

TABLE 2.

Tumor Characteristics.

Parameters Body Mass Index < 30
(N = 387)
(n, %)
Body Mass Index ≥
30
(N = 379)
(n, %)
p Value*
Histopathology
  Endometrioid 333 (86) 348 (92) 0.03
  Papillary Serous 32 (8) 15 (4)
  Clear Cell 8 (2) 8 (2)
  Other (not sarcoma) 14 (4) 7 (2)
Tumor grade
  Grade 1 100 (26) 119 (31) 0.09
  Grade 2 or 3 287 (74) 260 (69)
Depth of myometrial invasion
  Inner one-half 219 (57) 254 (67) 0.004
  Outer one-half 168 (43) 125 (33)
Cervical invasion
  Negative 286 (74) 313 (83) 0.004
  Positive 101 (26) 66 (17)
Lymphvascular invasion
  Negative 323 (84) 319 (84) 0.85
  Positive 64 (16) 60 (16)   
Lower uterine segment involvement
  Missing 176 (46) 130 (34) 0.22
  Negative 118 (30) 154 (41)
  Positive 93 (24) 95 (25)
Peritoneal Cytology
  Missing 96 (25) 90 (24) <0.001
  Negative 249 (64) 277 (73)
  Positive 42 (11) 12 (3)