Mortality risk and associated factors in HIV-exposed, uninfected children

被引:39
|
作者
Arikawa, Shino [1 ]
Rollins, Nigel [2 ]
Newell, Marie-Louise [3 ]
Becquet, Renaud [1 ]
机构
[1] Bordeaux Univ, Bordeaux Populat Hlth Res Ctr, Inserm U1219, 46 Rue Leo Saignat, F-33076 Bordeaux, France
[2] WHO, Dept Maternal Newborn Child & Adolescent Hlth, CH-1211 Geneva, Switzerland
[3] Univ Southampton, Fac Med, Human Hlth & Dev, Southampton SO9 5NH, Hants, England
关键词
HIV; mortality; infant; child; risk factor; meta-analysis; VIH; Mortalite; nourrisson; enfant; facteur de risque; meta-analyse; Mortalidad; ninos; lactantes; factores de riesgo; meta-analisis; LOW-BIRTH-WEIGHT; INFECTED MOTHERS; INFANTS BORN; SOUTH-AFRICA; HEALTH OUTCOMES; DISEASE STAGE; MORBIDITY; WOMEN; PREVENTION; LIFE;
D O I
10.1111/tmi.12695
中图分类号
R1 [预防医学、卫生学];
学科分类号
1004 ; 120402 ;
摘要
ObjectiveWith increasing maternal antiretroviral treatment (ART), the number of children newly infected with HIV has declined. However, the possible increased mortality in the large number of HIV-exposed, uninfected (HEU) children may be of concern. We quantified mortality risks among HEU children and reviewed associated factors. MethodsSystematic search of electronic databases (PubMed, Scopus). We included all studies reporting mortality of HEU children to age 60 months and associated factors. Relative risk of mortality between HEU and HIV-unexposed, uninfected (HUU) children was extracted where relevant. Inverse variance methods were used to adjust for study size. Random-effects models were fitted to obtain pooled estimates. ResultsA total of 14 studies were included in the meta-analysis and 13 in the review of associated factors. The pooled cumulative mortality in HEU children was 5.5% (95% CI: 4.0-7.2; I-2 = 94%) at 12 months (11 studies) and 11.0% (95% CI: 7.6-15.0; I-2 = 93%) at 24 months (four studies). The pooled risk ratios for the mortality in HEU children compared to HUU children in the same setting were 1.9 (95% CI: 0.9-3.8; I-2 = 93%) at 12 months (four studies) and 2.4 (95% CI: 1.1-5.1; I-2 = 93%) at 24 months (three studies). ConclusionCompared to HUU children, mortality risk in HEU children was about double at both age points, although the association was not statistically significant at 12 months. Interpretation of the pooled estimates is confounded by considerable heterogeneity between studies. Further research is needed to characterise the impact of maternal death and breastfeeding on the survival of HEU infants in the context of maternal ART, where current evidence is limited. ObjectifAvec l'augmentation du traitement antiretroviral (ART) maternel, le nombre d'enfants nouvellement infectes par le VIH a diminue. Cependant, la possible augmentation de la mortalite parmi le grand nombre d'enfants exposes au VIH, mais non infectes peut etre preoccupante. Nous avons quantifie les risques de mortalite chez les enfants exposes, non infectes et examine les facteurs associes. MethodesRecherche systematique dans les bases de donnees electroniques (PubMed, Scopus). Nous avons inclus toutes les etudes faisant etat de la mortalite des enfants exposes, non infectes jusqu'a l'age de 60 mois et les facteurs associes. Le risque relatif de mortalite entre les enfants exposes non inecftes et les enfants non exposes, non infectes par le VIH a ete extrait le cas echeant. Les methodes de variance inverse ont ete utilisees pour ajuster pour la taille de l'etude. Les modeles a effets aleatoires ont ete appliques pour obtenir des estimations poolees. Resultats14 etudes ont ete incluses dans la meta-analyse et 13 dans l'analyse des facteurs associes. La mortalite poolee cumulative chez les enfants exposes non infectes etait de 5,5% (IC95%: 4,0 a 7,2; I-2 = 94%) a 12 mois (11 etudes) et 11,0% (IC95%: 7,6 a 15,0; I-2 = 93%) a 24 mois (4 etudes). Les ratios de risque pooles pour la mortalite chez les enfants exposes, non infectes par rapport aux enfants non exposes, non infectes dans le meme cadre etaient de 1,9 (IC95%: 0,9 a 3,8; I-2 = 93%) a 12 mois (4 etudes) et 2,4 (IC95%: 1,1- 5,1; I-2 = 93%) a 24 mois (3 etudes). ConclusionPar rapport aux enfants non exposes, non infectes, le risque de mortalite chez les enfants exposes, non infectes etait environ deux fois aux deux points d'age, bien que l'association ne soit pas statistiquement significative a 12 mois. L'interpretation des estimations poolees est confondue par une heterogeneite considerable entre les etudes. Des recherches supplementaires sont necessaires pour caracteriser l'impact de la mortalite maternelle et l'allaitement maternel sur la survie des nourrissons exposes, non infectes, dans le cadre de l'ART maternel, oU les donnees actuelles sont limitees. ObjetivoCon el aumento de la terapia antiretroviral (TAR) materna, el numero de ninos recien infectados con VIH ha disminuido. Sin embargo, el posible aumento en la mortalidad de un gran numero de ninos expuestos al VIH pero sin infeccion (EVSI) podria ser preocupante. Hemos cuantificado el riesgo de mortalidad de ninos EVSI y revisado los factores asociados. MetodosBusqueda sistematica de bases de datos electronicas (PubMed, Scopus). Hemos incluido todos los estudios que reportan mortalidad en ninos EVSI de hasta 60 meses de edad y los factores asociados. El riesgo relativo de mortalidad de ninos no infectados - EVSI y ninos sin exponer al VIH (NSE) - se extrajo de donde era relevante. Se utilizaron metodos de varianza inversa para ajustar segun el tamano del estudio. Se utilizaron modelos de efectos aleatorios ajustados para obtener estimaciones agrupadas. ResultadosSe incluyeron 14 estudios dentro del meta-analisis y 13 en la revision de factores asociados. La mortalidad acumulada conjunta de ninos EVSI era del 5.5% (IC 95%: 4.0-7.2; I-2=94%) a los 12 meses (11 estudios) y del 11.0% (IC 95%: 7.6-15.0; I-2=93%) a los 24 meses (4 estudios). El cociente de riesgo agrupado para mortalidad en ninos EVSI comparado con ninos NSE en el mismo emplazamiento era de 1.9 (IC 95%: 0.9-3.8; I-2=93%) a los 12 meses (4 estudios) y de 2.4 (IC 95%: 1.1-5.1; I-2=93%) a los 24 meses (3 estudios). ConclusionComparados con NSE, el riesgo de mortalidad en ninos EVSI era casi del doble en ambos puntos de corte, aunque la asociacion no era estadisticamente significativa a los 12 meses. Hay un efecto de confusion en la interpretacion de los calculos agrupados debido a la gran heterogeneidad entre los estudios. Se requieren mas estudios que caractericen el impacto de la muerte materna y de la lactancia en la supervivencia de ninos EVSI dentro del contexto del TAR materno, areas en las cuales la evidencia actualmente es limitada.
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页码:720 / 734
页数:15
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