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. Author manuscript; available in PMC: 2015 Jun 5.
Published in final edited form as: Am J Obstet Gynecol. 2015 Jan 9;212(6):717–724. doi: 10.1016/j.ajog.2015.01.012

TABLE 2.

Risk of unsuspected uterine sarcomas at the time of surgical excision, United States, 1980–2014

Author Year
published		 Procedure n Cases of
sarcomas, n		 Risk of uterine sarcoma, %
(95% confidence interval)		 Level of
evidence
Leibsohn et al11 1990 Hysterectomy 1429 7 0.5 (0.1–0.9) 3
Parker et al12 1994 Hysterectomy or myomectomy 1332 4 0.2 (0.0–0.5) 3
Rowland et al13 2011 Hysterectomy 1115 8 0.5 (0.1–0.8) 3
Seidman et al14 2012 Myomectomy 1091 2 0.2 (0.0–0.4) 3
Ehdaivand et al15 2014 Hysterectomy 352 3 0.8 (0.2–2.5) 3
TOTAL 5319 24 0.5 (0.1–0.7)

Liu. Critical assessment of morcellation. Am J Obstet Gynecol 2015.