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. Author manuscript; available in PMC: 2006 Jun 14.
Published in final edited form as: Am J Obstet Gynecol. 2006 Mar 31;194(5):1427–1433. doi: 10.1016/j.ajog.2006.01.055

Table III.

Levator plate angle (LPA), levator hiatus (LH), and perineal body location (PB) between controls and cases during peak Valsalva and rest

LPA (degrees)
LH (cm)
PB (cm)
Controls (n = 68) Cases (n = 74) Controls (n = 68) Cases (n = 74) Controls (n = 68) Cases (n = 74)
Valsalva 44.3 ± 15.2 53.4 ± 16.0 6.8 ± 1.4 7.8 ± 1.5 5.5 ± 1.6 6.8 ± 1.4
P value < .0008 < .0001 < .0001
Rest 36.2 ± 12.3 45.8 ± 12.4 6.3 ± 1.1 6.7 ± 1.3 4.5 ± 1.2 5.4 ± 1.3
P value < .0001 .031 < .0001

Mean ± SD.