Women the world over are very aware of their pattern of
menstruation and how it affects their lives. Research that was carried out
in 10 countries two decades ago led to a comparison of menstrual patterns
and women's perceptions of menstruation.1
That research showed how women generally seem to focus more on the
number of days when they are bleeding than on the number of days when they
are not. It also showed that many women consider that an increase or
decrease in the number of days of bleeding is more important than a change
in the number of days without bleeding. Women tend to link the amount of
their menstrual bleeding with the length of their menstruation, the
research showed. More than two-thirds of the women in the study said they
preferred to have one monthly bleed. In the 10 countries, most women
(ranging from 53% in the United Kingdom to 91% in India) said that they
did not wish to use methods that induced amenorrhoea.
Perceptions of menstruation vary in different cultures.
These perceptions may be positive or negative, but service providers need
to remember that these perceptions will influence the attitudes of
women—and their partners—to changes in bleeding patterns resulting
from the use of hormonal contraceptives. Thus, just how acceptable
hormonal contraceptives are often depends on how much change in menstrual
bleeding a woman experiences and what her perception of menstruation is.
Menstruation may be viewed either positively or
negatively. For instance, menstruation may be perceived as a sign of
femininity, fertility, youth, or purification of the body, yet at the same
time it is also linked with vulnerability and pollution, and with
attitudes of disgust and shame. In some societies, these negative
perceptions are the basis for restricting women's religious, social and
domestic activities while they are menstruating. It is because of
religious and social traditions or taboos that menstruation may be looked
on as more than just a physiological process; it becomes an event that has
social, cultural and psychological implications. "A woman has two
perceptions of bleeding: one from her actual experience and the other from
her position as a member of society which has attached certain meanings to
menstruation," according to the authors of the 10-country study. The
interaction of these two elements determines her attitude to menstrual
bleeding.
Various studies have examined women's preferences for
different patterns of vaginal bleeding, particularly with regard to the
use of oral contraceptives. As early as 1977, for instance, research
investigated the acceptability to 196 women in Scotland, United Kingdom,
of a long period without menstruation followed by a "withdrawal
bleed". The women were given a combined oral contraceptive for
periods of 84 days followed by 6 days without the pill.2
Most of the women (82%) said that they preferred having less
frequent periods, and 91% of those who completed the year of follow-up
liked the three-monthly regimen so much that they refused to return to the
standard monthly regimen of oral contraceptives after the study was over.
However, 45% of the women withdrew from the study early, chiefly for
medical reasons.
A study published in 1987 tested just how acceptable a
seven-week cycle of pill use was to 100 women.3
In this case, the authors of the study concluded that the seven-week cycle
was not viable since "the majority of volunteers preferred the
inconvenience of a monthly withdrawal bleeding". In contrast, a
similar study reported in 1993 that when 198 Swedish women used an even
longer cycle (nine weeks of taking the pill followed by one week without
it), 63% preferred having a withdrawal bleed every three months.4
This was despite some breakthrough bleeding and spotting
early in the cycle. Some 26% of women in this Swedish study preferred
monthly bleeding.
When 158 women were interviewed about oral
contraceptive use and menstrual bleeding in an Australian study,
83% said it was necessary to bleed monthly when taking an oral
contraceptive.5 However, when they were given
a choice of how often to menstruate, 54% said they preferred to bleed
monthly, 27% preferred to bleed every three months, 4% preferred to bleed
every 6–12 months, and 15% said they preferred not to bleed at all.
A large European study on patterns of bleeding, which
was reported in 1996, involved interviews with women in France, Germany
and the United Kingdom.6 The
1201 women who were interviewed were asked to rank their preferences for
bleeding every month, every three months, every six months, or not at all.
The most preferred pattern of bleeding was every three months and the
least preferred pattern was not at all.
Few studies have researched attitudes to menstruation
and patterns of bleeding among women who were using injectable or
implanted contraceptives. However, one study involved interviews with 328
young women at three different clinical sites in the USA to find out their
attitudes to injectable or implanted contraceptives.7
Asked about possible menstrual changes, 74% of the young women said
that they would stop using a contraceptive method if it caused irregular
bleeding and 66% said they would stop using it if it stopped them bleeding
altogether. The responses of the interviewees were not related to
education, sexual or menstrual history, previous contraceptive use, and
history of pregnancy or of sexually transmitted diseases. Two-thirds of
the young women interviewed said that they would prefer a contraceptive
method that would reduce their menstrual flow.
In China, a study confirmed the importance of
counselling on contraceptive use and menstrual change.8
Of 421 users of depot-medroxyproges-terone acetate (DMPA), half
were given detailed counselling both before and during treatment while
half received only routine counselling. In both groups, women who stopped
using DMPA cited menstrual change as the main reason for doing so.
However, a year later significantly more women who had received intensive
counselling were still using DMPA than were those who received routine
counselling only (42% versus 11%).
Recent research in Thailand found
that amenorrhoea was seen in a very negative light; it was considered not
only to be unhealthy but also to have a negative effect on a woman's
appearance.9 This
perception was held regardless of age or education. Health care providers
in Thailand have experienced the same perception, and this prompted a
group of Thai researchers to offer DMPA users complaining of amenorrhoea
the option to switch to the combined monthly injectable Cyclofem in order
to enable them to menstruate. Since Cyclofem contains 25 mg MPA and 5 mg
estradiol cypionate, this option does not increase the body's burden of
synthetic steroid yet offers continuation with a similar form of
contraception. This was tested in a controlled clinical trial that
involved 100 women who were DMPA users and had amenorrhoea.10
In this trial, 82% of women who switched to Cyclofem experienced
some vaginal bleeding within six months but almost all of them reported
hormonal side-effects. Nevertheless, one-third of the women chose to
continue using Cyclofem at the end of the trial, despite the fact that it
required a more demanding schedule of administration.
It is clear that many women worldwide see their pattern
of menstruation as a sign both of their reproductive health and of their
health in general. The natural process of menstruation has taken on such
sociocultural, religious and psychological significance that many women
refuse to tolerate disturbances to their pattern of vaginal bleeding as a
result of using hormonal contraceptives. If their needs are to be met
adequately, we need to have a better understanding of the mechanisms that
underlie vaginal bleeding and of women's attitudes to menstrual
disturbances. Only then can effective and acceptable solutions be found.
References
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Loudon NB et al.
Acceptability of an oral contraceptive that
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