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Table 4 Width of pubic symphysis relating to age in each view

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

Method Measurement 0–20
(n=16)
21–40
(n=162)
41–60
(n=253)
61–100
(n=353)
p value
Pelvis AP (supine) SWU 6.1±2.1 3.4±1.5 3.4±1.4 4.1±2.7 < 0.001
SWM 4.6±1.7 4.4±1.9 4.4±1.5 5.0±2.3 < 0.001
SWL 9.4±3.8 5.4±3.1 4.3±1.7 4.8±2.4 < 0.001
   0–20
(n=10)
21–40
(n=109)
41–60
(n=98)
61–100
(n=63)
 
Pelvis AP (hip abduction) HWU 6.6±2.3 3.4±1.3 3.5±1.2 4.5±5.4 0.001
HWM 4.5±1.1 4.3±1.5 4.5±1.5 5.5±4.0 0.010
HWL 8.1±2.7 4.8±2.1 4.1±1.5 5.4±5.2 < 0.001
   0–20
(n=8)
21–40
(n=122)
41–60
(n=156)
61–100
(n=212)
 
Pelvic CT (axial) AWA 21.0±7.7 15.9±7.3 15.0±6.0 14.3±5.5 0.005
AWN 4.2±1.8 3.0±1.5 2.9±1.4 3.3±1.6 0.020
AWW 5.0±1.8 4.2±1.6 3.8±1.5 4.3±1.5 0.027
AWP 3.9±2.4 2.4±1.4 2.1±1.2 2.3±1.4 0.002
TA 26.0±6.2 27.1±4.9 27.5±5.3 26.9±5.5 0.720
 LAN 8.9±3.2 7.0±2.6 7.0±2.4 6.8±2.3 0.169
 LNW 6.7±2.2 7.6±3.2 8.4±3.4 7.5±2.8 0.029
 LWP 10.4±5.1 12.5±4.5 12.1±4.7 12.5±4.7 0.520
   0–20
(n=16)
21–40
(n=157)
41–60
(n=252)
61–100
(n=351)
 
Pelvic CT (coronal) CWU 3.9±1.4 2.6±1.5 2.5±1.8 3.6±5.7 0.002
CWW 4.6±1.7 3.5±3.0 3.0±2.2 4.0±6.1 0.033
CWL 18.2±4.5 18.1±5.9 20.3±7.2 21.9±9.6 < 0.001
TC 18.1±3.4 19.3±6.2 20.6±6.9 20.8±7.7 0.085
 LUW 10.8±3.6 14.4±5.8 15.9±6.2 15.5±6.5 0.002
 LWL 7.2±2.6 4.9±3.1 4.7±2.2 5.2±3.1 0.002
  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