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The percentage of breech presentations in the course of the 32nd to 40th week of gestation is 5.1%; vertex presentations were found in 94.9%. In the primiparae we found 6.0% of breech presentations against 4.3% in the multiparae. Sub partu there were breech presentations in 4.5% (in primiparae more often than in multiparae). A spontaneous change from… (More)
Now that ultrasonography is a routine examination in pregnancy, breech presentations are frequently diagnosed. On the basis of 4066 individual examinations a graph was drawn indicating the relative frequency of breech, vertex and transverse presentations in the course of pregnancy. There are clear, and in some cases statistically significant differences… (More)