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Table 3 Width of pubic symphysis relating to sex in each view

From: Width of pubic symphysis relating to age and sex in Koreans

Method

Measurement

Male

(n=392)

 

Female (n=392)

p value

Pelvis AP (supine)

SWU

3.46±1.38

<

4.04±2.76

0.006

SWM

4.64±1.58

<

4.75±2.29

< 0.001

SWL

4.58±2.19

5.08±2.76

0.251

  

Male (n=144)

 

Female (n=136)

 

Pelvis AP (hip abduction)

HWU

3.65±1.50

3.97±3.85

0.179

HWM

4.45±2.16

5.18±3.79

0.251

HWL

4.55±1.30

<

4.74±3.06

0.004

  

Male (n=252)

 

Female (n=246)

 

Pelvic CT (axial)

AWA

14.50±6.62

16.44±6.22

0.285

AWN

3.19±1.53

3.09±1.50

0.523

AWW

4.27±1.60

4.00±1.50

0.786

AWP

2.20±1.30

2.44±1.40

0.265

TA

29.48±4.60

24.70±4.82

0.579

 LAN

7.22±2.46

6.76±2.41

0.149

 LNW

8.13±3.36

>

7.42±2.79

0.016

 LWP

14.13±4.83

>

10.52±3.66

< 0.001

  

Male (n=388)

 

Female (n=388)

 

Pelvic CT (coronal)

CWU

2.28±1.26

<

3.83±5.48

< 0.001

CWW

2.68±1.63

<

4.54±6.08

< 0.001

CWL

17.49±4.53

<

23.60±9.86

< 0.001

TC

24.50±5.98

16.23±5.61

0.600

 LUW

18.59±5.40

12.06±5.33

0.530

 LWL

5.91±3.03

>

4.16±2.39

0.007

  1. SWU width of pubic symphysis at the upper end, SWM width of pubic symphysis at the midpoint of the upper and lower end, SWL width of pubic symphysis at the lower end, HWU width of pubic symphysis at the upper end, HWM width of pubic symphysis at the midpoint of the upper and lower end, HWL width of pubic symphysis at the lower end, AWA width of pubic symphysis at the anterior border, AWN width of pubic symphysis at the narrowest point, AWW width of pubic symphysis at the widest point posterior to the narrowest point, AWP width of pubic symphysis at the posterior border, LAN length from the anterior border to the narrowest point, LNW length from the narrowest point to the widest point, LWP length from the widest point to the posterior border, AT thickness of the pubic symphysis in axial view, CWU width of pubic symphysis at the upper end, CWW width of pubic symphysis at the beginning of widening, CWL width of pubic symphysis at the lower end, LUW length from the upper end to the beginning of widening, LWL length from the beginning of widening to the lower end, CT thickness of the pubic symphysis in coronal view; unit: mm, >: significantly greater, <: significantly lesser, : no significant difference