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Table 3 ExAblate treatments in 2003–2011

From: Safety and treatment volumes achieved following new developments of the magnetic resonance-guided focused ultrasound system in the treatment of uterine fibroids: a cohort study

Year

Mean age, years (SD)

Mean BMI (SD)

Mean SSS (SD)

Mean uterine volume, ml (SD)

Mean total fibroid volume, ml (SD)

Mean %NPV (SD)

% HI dominant fibroid

2003

41.97 (5.44)

24.95 (4.05)

64.79 (17.47)

809.73 (445.48)

333.8 (209.75)

41.22 (25.66)

29.2

2004

43.87 (5.09)

24.11 (3.17)

62.1 (14.05)

734.20 (323.86)

387.0 (198.31)

47.33 (23.21)

29.0

2005

43.67 (8.93)

27.23 (4.14)

78.12 (16.24)

949.51 (383.33)

544.23 (276.52)

33.4 (20.34)

30.8

2006

42.74 (10.20)

25.00 (4.39)

64.1 (19.13)

958.1 (469.46)

495.1 (291.49)

39.4 (24.31)

26.9

2007

42.25 (5.93)

26.10 (5.55)

59.4 (16.93)

828.65 (446.98)

431.7 (289.64)

40.7 (22.04)

32.0

2008

43.15 (6.97)

23.75 (3.08)

64.1 (19.26)

861.90 (469.25)

445.1 (314.95)

44.54 (21.10)

36.4

2009

41.1 (6.00)

25.37 (5.97)

57.9 (19.04)

611.01 (249.98)*a

314.3 (195.75)

51.53 (19.63)

25.92

2010

40.4 (7.67)

25.5 (4.00)

65.46 (19.18)

658.38 (296.37)**a

319.2 (241.88)

50.49 (18.23)

13.78*****b

2011 (ExAblate 2100)

39.47 (6.53)

23.41 (4.25)

61.02 (17.13)

655.06 (257.49)***a

305.12 (203.43)

54.78 (19.01)****a

17.1

  1. BMI body mass index, SSS symptom severity score, NPV non-perfused volume, HI hyper-intensity of treated fibroid.
  2. *p = 0.004.
  3. **p = 0.015.
  4. ***p = 0.005.
  5. ****p = 0.007.
  6. *****p = 0.049.
  7. aMann-Whitney test.
  8. bChi-square test.