GHENT UNIVERSITY Karoline FONCK - International Centre for ...
GHENT UNIVERSITY Karoline FONCK - International Centre for ... GHENT UNIVERSITY Karoline FONCK - International Centre for ...
Almost all women in this study reported that their partner was circumcised. Male circumcision was associated with a reduced prevalence of HIV infection in the female partner, and this association remained after multivariate analysis. The association between HIV infection and circumcision in males has been demonstrated (Moses 1998), and a reduction in risk among the female partners of circumcised men has been reported by Kapiga et al. There is a possibility of reporting bias of circumcision status, as shown in other studies (Lilienfeld 1958). However, in a recent study in Tanzania, misreporting was found mostly in men who reported themselves as circumcised but who where found to be not circumcised on examination (Urassa 1997). This may reflect a change in norms in that society that favor male circumcision. Because the society in northwestern Tanzania is closely related to the society in Kenya, the same might be true in this study. The women from the only tribe in Kenya that does not traditionally practice circumcision reported their husbands to be circumcised 18%, whereas for the other tribes the proportion was more than 90%. If there has been overreporting of circumcision status in our study, the association between HIV and circumcision might have been even stronger. We found a low rate of regular condom use, which is consistent with findings in other African settings. Some studies have been able to report a protective effect of reported condom use for STD (Kapiga 1994). However, women who reported a history of condom use were more likely to be infected with HIV. A possibly explanation of this finding might be that reported use of condoms may be a surrogate marker for risky sexual behavior or extramarital sex. Women engaging in such high-risk behavior may use condoms more often than other women. Women attending this clinic came from lower socio-economic groups that usually have less access to preventive information from mass media or written materials. Few women reported the practice of safe sex, but also reported few high-risk behaviors. Attendance to the clinic provides a good opportunity for health education on a group and an individual basis, and this opportunity should be seized for information, education, and counseling activities (especially regarding safe-sex methods). Techniques to negotiate safe sex with regular partners could be an important protective tool in this population. Program addressing the empowerment of women in relation to their sexual behavior, especially with their regular partner, should be strengthened to achieve more effect on prevention and control activities in the field of STD and HIV. PREVALENCE AND RISK FACTORS OF STI 31
3.2. Declining Syphilis Prevalence in Pregnant Women in Nairobi since 1995: Another Success Story in the STD Field? Summary Published in International Journal of STD & AIDS, 1999; 10:405-8 by Temmerman M, Fonck K, Bashir F, Inion I, Ndinya- Achola J, Bwayo J, Kirui P, Claeys P and Fransen L. Untreated maternal syphilis during pregnancy will cause adverse pregnancy outcomes in more than 60% of the infected women. In Nairobi, Kenya, the prevalence of syphilis in pregnant women of 2.9% in 1989, showed a rise to 6.5% in 1993, parallel to an increase of HIV-1 prevalence rates. Since the early 1990s, decentralized STD/HIV prevention and control programs, including a specific syphilis control program, were developed in the public health Facilities of Nairobi. Since 1992 the prevalence of syphilis in pregnant women has been monitored. This paper reports the findings of 81,311 pregnant women between 1994 and 1997. A total of 4244 women (5.3%) tested positive with prevalence rates of 7.2% (95% CI: 6.7-7.7) in 1994, 7.3% (95% Cl: 6.9-7.7) in 1995, 4.5% (95% CI: 4.3-4.8) in 1996 and 3.8% (95% CI: 3.6-4.0) in 1997. In conclusion, a marked decline in syphilis seroprevalence in pregnant women in Nairobi was observed since 1995-96 (P < 0.0001, Chi-square test for trend) in contrast to upward trends reported between 1990 and 1994-95 in the same population. Introduction Untreated maternal syphilis infection during pregnancy will cause adverse pregnancy outcomes in more than 60% of the cases. The risks of abortion, stillbirth, prematurity, congenital syphilis and perinatal death are well documented in several African settings (Watts 1984, Hira 1990, Temmerman 1992). In Nairobi, Kenya, the prevalence of syphilis in pregnant women was 2.9% in 1989, showed a rapid rise to 5.3% in 1991, parallel to a rise in prevalence of HIV-1 infections (Temmerman 1992). Since the early 1990s the National STD Control Unit of the Ministry of Health has been strengthened, and decentralized STD/HIV prevention and control programs were developed in Kenya. In Nairobi, medical staff at 10 Nairobi City Council (NCC) health centers were trained in syndrome approach and counseling to manage sexually transmitted diseases (STDs) by joint efforts of the government of Kenya supported by the European Commission (EC) and the Canadian PREVALENCE AND RISK FACTORS OF STI 32
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Almost all women in this study reported that their partner was circumcised. Male circumcision<br />
was associated with a reduced prevalence of HIV infection in the female partner, and this<br />
association remained after multivariate analysis. The association between HIV infection and<br />
circumcision in males has been demonstrated (Moses 1998), and a reduction in risk among<br />
the female partners of circumcised men has been reported by Kapiga et al. There is a<br />
possibility of reporting bias of circumcision status, as shown in other studies (Lilienfeld 1958).<br />
However, in a recent study in Tanzania, misreporting was found mostly in men who reported<br />
themselves as circumcised but who where found to be not circumcised on examination<br />
(Urassa 1997). This may reflect a change in norms in that society that favor male<br />
circumcision. Because the society in northwestern Tanzania is closely related to the society<br />
in Kenya, the same might be true in this study. The women from the only tribe in Kenya that<br />
does not traditionally practice circumcision reported their husbands to be circumcised 18%,<br />
whereas <strong>for</strong> the other tribes the proportion was more than 90%. If there has been overreporting<br />
of circumcision status in our study, the association between HIV and circumcision<br />
might have been even stronger.<br />
We found a low rate of regular condom use, which is consistent with findings in other African<br />
settings. Some studies have been able to report a protective effect of reported condom use<br />
<strong>for</strong> STD (Kapiga 1994). However, women who reported a history of condom use were more<br />
likely to be infected with HIV. A possibly explanation of this finding might be that reported use<br />
of condoms may be a surrogate marker <strong>for</strong> risky sexual behavior or extramarital sex.<br />
Women engaging in such high-risk behavior may use condoms more often than other<br />
women.<br />
Women attending this clinic came from lower socio-economic groups that usually have less<br />
access to preventive in<strong>for</strong>mation from mass media or written materials. Few women reported<br />
the practice of safe sex, but also reported few high-risk behaviors. Attendance to the clinic<br />
provides a good opportunity <strong>for</strong> health education on a group and an individual basis, and this<br />
opportunity should be seized <strong>for</strong> in<strong>for</strong>mation, education, and counseling activities (especially<br />
regarding safe-sex methods). Techniques to negotiate safe sex with regular partners could<br />
be an important protective tool in this population. Program addressing the empowerment of<br />
women in relation to their sexual behavior, especially with their regular partner, should be<br />
strengthened to achieve more effect on prevention and control activities in the field of STD<br />
and HIV.<br />
PREVALENCE AND RISK FACTORS OF STI 31