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Table 3 Difference in latency period based on patients’ baseline characteristics, symptoms, and CSE sitesa

From: Cesarean scar endometriosis: presentation of 198 cases and literature review

Characteristic

n (%)

Latency period (months)

P-value

Median (quartiles)

Age at CS (years)

  

0.941

  ≥ 35

6 (3.0)

30.0 (10.5–48.0)

 

 25–34

143 (72.2)

24.0 (12.0–40.0)

 

  ≤ 24

49 (24.8)

24.0 (12.0–48.0)

 

Parity

  

0.273

 Nulliparous

178 (89.2)

24.0 (12.0–36.0)

 

 Multiparous

20 (10.1)

21.0 (6.0–48.0)

 

One previous CS

0.452

 Yes

21 (10.6)

24.0 (6.0–48.0)

 

 No

177 (89.4)

24.0 (12.0–36.0)

 

Dysmenorrhea

  

0.473

 Yes

64 (32.3)

19.0 (12.0–36.0)

 

 No

134 (67.7)

24.0 (12.0–36.0)

 

Incision type

  

0.006

 Pfannenstiel

160 (80.8)

24.0 (12.0–36.0)

 

 Vertical midline

38 (19.2)

33.0 (24.0–60.0)

 

No. of endometriomas

  

0.078

 Single

187 (94.4)

24.0 (12.0–48.0)

 

 Multiple

11 (5.6)

16.0 (12.0–24.0)

 

Location of the endometriomas I

  

0.253

 Under the scar

111 (56.1)

24.0 (12.0–36.0)

 

 Away from the scar

87 (43.9)

24.0 (12.0–48.0)

 

Location of the endometriomas II

  

0.153

 Corner of the scar

167 (84.3)

24.0 (12.0–48.0)

 

 Middle of the scar

31 (15.7)

30.0 (24.0–38.0)

 

Upper bound of the endometriomas

  

0.073

 Adipose layer

181 (91.4)

24.0 (12.0–39.0)

 

 Fascia layer

14 (7.1)

24.0 (18.0–49.5)

 

 Muscular layer

3 (1.5)

48.0 (48.0–56.0)

 

Lower bound of the endometriomas

  

0.011

 Adipose layer

10 (5.1)

27.0 (18.0–39.0)

 

 Fascia layer

130 (65.7)

24.0 (12.0–36.0)

 

 Muscular layer

41 (20.7)

24.0 (16.0–48.0)

 

 Peritoneum

12 (6.1)

48.0 (27.0–60.0)

 

 Abdominal cavity

3 (1.5)

30.0 (9.0–30.0)

 

 Bladder

2 (1.0)

40.0 (24.0–40.0)

 
  1. aMann–Whitney U test for comparing two sets; Kruskal–Wallis H test for comparing multiple sets