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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 I.

Demographic data

Controls (n = 68) Cases (n = 74) P value
Age (y) 55.8 ± 12.4 55.4 ± 11.7 .83
BMI (kg/m2) 26.8 ± 4.6 25.8 ± 4.1 .19
Vaginal parity 2.5 ± 1.7 2.9 ± 2.0 .24

All values are mean ± SD.