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Table 1 Baseline patient characteristics and surgical outcomes of LH with and without endometriosis

From: Surgical outcomes of laparoscopic hysterectomy with concomitant endometriosis without bowel or bladder dissection: a cohort analysis to define a case-mix variable

 

LH with endometriosis

n = 397

LH without endometriosis

n = 2258

p value

Patient characteristics

Age, years, mean ± SD

43.5 ± 7.7

49.8 ± 11.9

< .001

BMI, kg/m2, mean ± SD

27.9 ± 5.5

28.6 ± 6.4

.04

Uterine weight, gram, geometric mean; GSD*

149.31 ± 1.8

162.5 ± 2.1

< .001

Previous abdominal procedures, n (%)

  

< .001

 None

152 (38.3)

1290 (57.1)

 

 One

124 (31.2)

592 (26.2)

 

 Two

64 (16.1)

234 (10.4)

 

  > Two

57 (14.4)

142 (6.3)

 

Stage of endometriosis, n (%)

 Stage I

106 (26.7)

 

 Stage II

103 (25.9)

  

 Stage III

93 (23.4)

  

 Stage IV

95 (23.9)

  

Procedure type, n (%)

  

.03

 TLH

376 (94.7)

2036 (90.2)

 

 SLH

13 (3.3)

109 (4.8)

 

 LAVH

6 (1.5)

88 (3.9)

 

 Robotic

2 (0.5)

25 (1.1)

 

Surgical outcomes

Blood loss (ml), geometric mean; GSD*

80 ± 3.1

67 ± 3.4

ɸ

Operative time (min), geometric mean; GSD*

94 ± 1.5

91 ± 1.5

ɸ

Complications, n (%)

24 in 22 patients (5.5%)

175 in 153 patients (6.8%)

ɸ

 Lesion

   

 Bladder

3 (0.8)

27 (1.2)

 

 Ureter

1 (0.3)

9 (0.4)

 

 Vessel

1 (< 0.1)

 

 Bowel

2 (0.5)

7 (0.3)

 

 Hemorrhage

5 (1.3)

41 (1.8)

 

  > 1000 mL intra-operative

5 (1.3)

13 (0.6)

 

 Wound dehiscence

6 (0.3)

 

 Thrombosis

3 (0.1)

 

 Dysfunction ileus

2 (0.1)

 

 Infections

1 (0.3)

50 (2.2)

 

 Dysfunction incontinence

10 (0.4)

 

 Other

2 (0.5)

11 (0.5)

 

 Conversion

10 (2.5)

8 (0.4)

 

Severity of complications, n (%)

  

.16

 Level A–recovery

18 (4.5)

113 (5.0)

 

 Level B–reoperation

3 (0.8)

39 (1.7)

 

 Level C–permanent injury

1 (0.3)

0

 

 Level D–death

0

1 (< 0.1)

 
  1. Data are presented as number (percentage) or as mean ± standard deviation or as geometric mean (GM) with geometric standard deviation (GSD)
  2. *Interpretation of the GSD: 95% of the data are expected to lie in the range of GM/(GSD)2 to GM*(GSD)2
  3. Statistics: independent t test for continuous data; Fisher’s test for categorical data; chi-square with trend for number of previous procedures
  4. ɸThis means that for every tenfold increase in uterine weight, blood loss and operative time increased by the stated percentages and odds of complication increased by the stated OR
  5. SD standard deviation, GSD geometric standard deviation, LH laparoscopic hysterectomy, TLH total laparoscopic hysterectomy, SLH supracervical laparoscopic hysterectomy, LAVH laparoscopic-assisted vaginal hysterectomy