Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Jun 28, 2009; 15(24): 3051-3054
Published online Jun 28, 2009. doi: 10.3748/wjg.15.3051
Table 2 Comparison of the space difference at the upper 1/3 level of the vagina, the middle level of the vagina and the lower 1/3 level of the vagina
Group 1 (n = 20)Group 2 (n = 20)Group 3 (n = 20)P value
mean ± SD (mm)3.896 ± 0.36174.6575 ± 0.305210.058 ± 0.4534P < 0.01