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Table 8 Comparison of N°, type, and size of myomas in second-step procedures and conversions in Group A (IBS®) and second-step procedures in Group B (Versapoint®) at myomectomy during a 2-year period June 2011–June 2013

From: Hysteroscopic myomectomy with the IBS® Integrated Bigatti Shaver versus conventional bipolar resectoscope: a retrospective comparative study

Operative II step procedures + conversions  
  Group A IBS® II Step P. (no. total = 7/76) Group A IBS® Conversions (no. total = 9/76) Tot. Group B Versapoint II step P (no. total = 15/51) P value a
N° of myomas per patient
 1 4/60 (6.7 %) 6/60 (10 %) 10(16.7 %) 13/46 (28.3 %) 0.2311
  >1 3/16 (18.8 %) 3/16(18.8 %) 6 (37.6 %) 2/5 (40 %) 0.6694
Type
 G0 2/28 (7.1 %) 4/28 (14.4 %) 6(21.5 %) 2/18 (11.1 %) 0.6153
 G1 2/28 (7.1 %) 1/28 (14.3 %) 3(21.4 %) 3/18 (16.7 %) 0.8914
 G2 5/32 (15.6 %) 7/32 (21.9 %) 12(37.5 %) 10/20 (50 %) 0.5491
Size (mm)
  < 30 3/61 (4.9 %) 1/61 (1.6 %) 4(6,5 %)A1 5/35 (10.52 %) B1 0.3753
 >/=30 4/27 (14.8 %) 8/27 (29.6 %) 12(44.4 %)A2 10/21 (43.75 %)B2 0.9418
N° total of myomas 88 56  
  1. aYates corrected chi-square test