III Menstrual patterns of adolescent girls according to chronological and gynecological ages
| Autor: | Olof Widholm, Riitta-Liisa Kantero |
|---|---|
| Rok vydání: | 1971 |
| Předmět: | |
| Zdroj: | Acta Obstetricia et Gynecologica Scandinavica. 50:19-29 |
| ISSN: | 1600-0412 0001-6349 |
| DOI: | 10.3109/00016347109155077 |
| Popis: | The menstrual pattern of 5,485 menstruating adolescent girls aged 10-20 years was studied by analysing the questionnaires they had completed. The information accured was compared with corresponding information supplied by the mothers of these girls. The material was classified on the basis of both the chronological and gynecological age. The objective was to obtain the incidence figures for various aspects of menstruation per age group and to compare the oldest age group of girls with adult women.Cycle. The incidence of short cycles of 14-21 days in the first gynecological year was 11 per cent and long cycles exceeding 31 days 11 per cent. After 5 years of menstruation the frequency of both types was about 8 per cent. In the mothers the incidence of short cycles was 12 and long cycles 3 per cent.Duration. 92 per cent of the girls had menstrual flows lasting 4-7 days. Changes in duration with advancing age were small. The incidence of a duration of 2-3 days in the 1st gynecological year was 8.8 and after t... |
| Databáze: | OpenAIRE |
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