Adherence to antiretroviral therapy during and after pregnancy in low-income, middle-income, and high-income countries: a systematic review and meta-analysis.
Adherence to antiretroviral therapy during and after pregnancy in low-income, middle-income, and high-income countries: a systematic review and meta-analysis.
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DOI:
10.1097/qad.0b013e328359590f
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发表时间:
2012-10-23
期刊:
影响因子:
--
通讯作者:
Mofenson LM
中科院分区:
文献类型:
--
作者:
Nachega JB;Uthman OA;Anderson J;Peltzer K;Wampold S;Cotton MF;Mills EJ;Ho YS;Stringer JS;McIntyre JA;Mofenson LM
To estimate ART adherence rates during pregnancy and postpartum in high-, middle- and low-income countries. Systematic review and meta-analysis MEDLINE, EMBASE, SCI Web of Science, NLM Gateway and Google scholar databases were searched. We included all studies reporting adherence rates as a primary or secondary outcome among HIV-infected pregnant women. Two independent reviewers extracted data on adherence and study characteristics. A random-effects model was used to pool adherence rates; sensitivity, heterogeneity, and publication bias were assessed. Of 72 eligible articles, 51studies involving 20,153 HIV-infected pregnant women were included. Most studies were from United States (n=14, 27%) followed by Kenya (n=6, 12%), South Africa (n=5, 10%), and Zambia (n=5, 10%). The threshold defining good adherence to ART varied across studies (>80%, >90%, >95%, 100%). A pooled analysis of all studies indicated a pooled estimate of 73.5% (95% confidence interval [CI] 69·3–77·5%, I2=97·7%) of pregnant women had adequate (>=80%) ART adherence. The pooled proportion of women with adequate adherence levels was higher during the antepartum (75·7%, 95% CI 71·5–79·7%) than during postpartum (53·0%, 95% 32.8% to 72·7%) (p=0·005). Selected reported barriers for non-adherence included physical, economic and emotional stresses, depression (especially post-delivery), alcohol or drug use, and ART dosing frequency or pill burden. Our findings indicate that only 73·5% of pregnant women achieved optimal ART adherence. Reaching adequate ART adherence levels was a challenge in pregnancy, but especially during the postpartum period. Further research to investigate specific barriers and interventions to address them are urgently needed globally.