scholarly journals Gestational diabetes mellitus in sub-Saharan Africa: systematic review and metaregression on prevalence and risk factors

2015 ◽  
Vol 20 (8) ◽  
pp. 983-1002 ◽  
Author(s):  
Akwilina W. Mwanri ◽  
Joyce Kinabo ◽  
Kaushik Ramaiya ◽  
Edith J. M. Feskens
2019 ◽  
Vol 19 (1) ◽  
Author(s):  
Barnabas Kahiira Natamba ◽  
Arthur Araali Namara ◽  
Moffat Joha Nyirenda

Abstract Background The burden, determinants and outcomes of gestational diabetes mellitus (GDM) in sub-Saharan Africa are not known. We summarized existing evidence on the prevalence, risk factors and complications of GDM in the region. Methods PubMed was searched from inception to January 31st 2019. Studies were included if carried out in any of the sub-Saharan Africa countries and were available as abstracts or full texts. Interventional studies and those only including qualitative data were excluded. We employed random effects modelling to estimate the pooled GDM prevalence and risk ratios (RRs) for risk factors and outcomes of GDM and their 95%CI. Results 283 papers were identified in the initial search, 33 of which met the inclusion criteria. Data on GDM burden suggest a pooled prevalence of 9% (95%CI, 7–12%). Family history of type 2 diabetes and previous history of GDM, macrosomia, stillbirth and abortion were important risk factors of GDM. In addition, being overweight or obese, over 25 years of age or hypertensive increased the risk of GDM. In terms of complications, GDM more than doubles the risk macrosomia (RR; 95%CI: 2.2; 1.1–4.4). Conclusions There is a high burden of gestational diabetes mellitus in sub-Saharan Africa, but more studies are needed to document locally important risk factors as well as maternal and offspring outcomes. Interventions to reduce obesity among older African women might lead to reduced risk of GDM in sub-Saharan Africa.


2020 ◽  
Vol 11 (6) ◽  
pp. 599-616 ◽  
Author(s):  
Maleesa M. Pathirana ◽  
Zohra S. Lassi ◽  
Claire T. Roberts ◽  
Prabha H. Andraweera

AbstractGestational diabetes mellitus (GDM) is a pregnancy complication that affects one in seven pregnancies. Emerging evidence demonstrates that children born of pregnancies complicated by GDM may be at increased risk of cardiovascular disease (CVD) in adulthood. Therefore, the aim of this study was to determine cardiovascular risk factors in offspring exposed to GDM in utero. PubMed, CINAHL, SCOPUS, and EMBASE databases were searched. Information was extracted on established CVD risk factors including blood pressure, lipids, blood glucose, fasting insulin, body mass index (BMI), and endothelial/microvascular function. The review protocol is registered in PROSPERO (CRD42018094983). Prospective and retrospective studies comparing offspring exposed to GDM compared to controls (non-GDM pregnancies) were considered. We included studies that defined GDM based on the International Association of Diabetes and Pregnancy Study Groups (IADPSG) definition, or prior definitions. The PRISMA guidelines were followed in conducting this systematic review. Methodological quality was assessed using the Newcastle–Ottawa Quality Assessment Scale. Study selection, data extraction, and quality assessment were done by two independent reviewers. The data were pooled using a random-effects model. Of 59 eligible studies, 24 were included in the meta-analysis. Offspring exposed to GDM had higher systolic blood pressure (mean difference (MD): 1.75 mmHg, 95% CI 0.57–2.94; eight studies, 7264 participants), BMI z-score (MD 0.11, 95% CI 0.02–0.20; nine studies, 8759 participants), and glucose (standard MD 0.43, 95% CI 0.08–0.77; 11 studies, 6423 participants) than control participants. In conclusion, offspring exposed to GDM have elevated systolic blood pressure, BMI, and glucose. Those exposed to GDM in utero may benefit from early childhood blood pressure measurements.


2017 ◽  
Vol 5 (4) ◽  
pp. 253-263 ◽  
Author(s):  
Faezeh Kiani ◽  
Marzieh Saei Ghare Naz ◽  
Fatemeh Sayehmiri ◽  
Kourosh Sayehmiri ◽  
Hakimeh Zali

Author(s):  
Feliani Sanjaya ◽  
Ivana Beatrice Paulus ◽  
AAN Jaya Kusuma ◽  
I Made Siswadi Semadi ◽  
Ida Bagus Aditya Nugraha ◽  
...  

2020 ◽  
Vol 19 (1) ◽  
Author(s):  
Emma V. Preston ◽  
Claudia Eberle ◽  
Florence M. Brown ◽  
Tamarra James-Todd

Abstract Background Current and projected increases in global temperatures and extreme climate events have led to heightened interest in the impact of climate factors (i.e. ambient temperature, season/seasonality, and humidity) on human health. There is growing evidence that climate factors may impact metabolic function, including insulin sensitivity. Gestational diabetes mellitus (GDM) is a common pregnancy complication, with an estimated global prevalence of up to 14%. While lifestyle and genetic risk factors for GDM are well established, environmental factors may also contribute to GDM risk. Previous reviews have summarized the growing evidence of environmental risk factors for GDM including endocrine disrupting chemicals and ambient air pollution. However, studies of the effects of climate factors on GDM risk have not been systematically evaluated. Therefore, we conducted a systematic review to summarize and evaluate the current literature on the associations of climate factors with GDM risk. Methods We conducted systematic searches in PubMed and EMBASE databases for original research articles on associations of climate factors (i.e. ambient temperature, season/seasonality, and humidity) with GDM and/or related glycemic outcomes for all publication dates through September 20th, 2020. Results Our search identified 16 articles on the associations of ambient temperature and/or season with GDM and maternal glycemic outcomes during pregnancy, which were included in this review. Despite inconsistencies in exposure and outcome assessment, we found consistent evidence of a seasonal effect on GDM risk, with higher prevalence of GDM and higher pregnancy glucose levels in summer months. We found suggestive evidence of an association between higher ambient temperature and elevated glucose levels from GDM screening tests. Conclusion Climate factors may be associated with GDM risk. However, further research is needed to evaluate these associations and to elucidate the specific mechanisms involved.


2018 ◽  
Vol 18 (1) ◽  
Author(s):  
Kai Wei Lee ◽  
Siew Mooi Ching ◽  
Vasudevan Ramachandran ◽  
Anne Yee ◽  
Fan Kee Hoo ◽  
...  

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