Maria Oppermann

1000 total citations · 1 hit paper
31 papers, 425 citations indexed

About

Maria Oppermann is a scholar working on Obstetrics and Gynecology, Surgery and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Maria Oppermann has authored 31 papers receiving a total of 425 indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Obstetrics and Gynecology, 7 papers in Surgery and 7 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Maria Oppermann's work include Gestational Diabetes Research and Management (20 papers), Pregnancy and preeclampsia studies (16 papers) and Bariatric Surgery and Outcomes (7 papers). Maria Oppermann is often cited by papers focused on Gestational Diabetes Research and Management (20 papers), Pregnancy and preeclampsia studies (16 papers) and Bariatric Surgery and Outcomes (7 papers). Maria Oppermann collaborates with scholars based in Brazil, United States and United Kingdom. Maria Oppermann's co-authors include A. Reichelt, Vânia Naomi Hirakata, Sandra Pinho Silveiro, María Inês Schmidt, Janine Alessi, Tawanda Chivese, Jincy Immanuel, Wesley Hannah, Katrien Benhalima and Uma Ram and has published in prestigious journals such as The Lancet, SHILAP Revista de lepidopterología and Diabetes.

In The Last Decade

Maria Oppermann

26 papers receiving 407 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Epidemiology and management of gestational diabetes

2024 124 citations Arianne Sweeting, Wesley Hannah et al. The Lancet profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Maria Oppermann Brazil	11	302	119	96	82	40	31	425
Kerem Doğa Seçkin Türkiye	12	285 0.9×	121 1.0×	119 1.2×	86 1.0×	111 2.8×	56	495
Sofia Amylidi‐Mohr Switzerland	9	175 0.6×	36 0.3×	131 1.4×	39 0.5×	17 0.4×	24	232
G. Rencoret Chile	10	246 0.8×	62 0.5×	214 2.2×	40 0.5×	11 0.3×	21	374
Agnieszka Zawiejska Poland	14	413 1.4×	135 1.1×	223 2.3×	71 0.9×	10 0.3×	57	556
Zinatossadat Bouzari Iran	10	206 0.7×	54 0.5×	108 1.1×	69 0.8×	71 1.8×	57	326
Terence Tzu Hsi Lao Hong Kong	8	350 1.2×	164 1.4×	266 2.8×	101 1.2×	38 0.9×	12	535
Çiğdem Yayla Abide Türkiye	12	164 0.5×	56 0.5×	122 1.3×	125 1.5×	76 1.9×	44	335
H. Nasrat Saudi Arabia	12	197 0.7×	101 0.8×	136 1.4×	45 0.5×	4 0.1×	21	429
Thomas J. Cade Australia	11	267 0.9×	71 0.6×	88 0.9×	62 0.8×	80 2.0×	23	339
Oscar A. Viteri United States	9	154 0.5×	55 0.5×	175 1.8×	86 1.0×	13 0.3×	28	314

Countries citing papers authored by Maria Oppermann

Since Specialization

Citations

This map shows the geographic impact of Maria Oppermann's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Maria Oppermann with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Maria Oppermann more than expected).

Fields of papers citing papers by Maria Oppermann

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Maria Oppermann. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Maria Oppermann. The network helps show where Maria Oppermann may publish in the future.

Co-authorship network of co-authors of Maria Oppermann

This figure shows the co-authorship network connecting the top 25 collaborators of Maria Oppermann. A scholar is included among the top collaborators of Maria Oppermann based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Maria Oppermann. Maria Oppermann is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Oppermann, Maria, et al.. (2025). Prevalence of congenital anomalies in pregnancies complicated by type 2 diabetes: Systematic review and meta‐analysis. International Journal of Gynecology & Obstetrics. 172(1). 196–209.

Sweeting, Arianne, Wesley Hannah, Helena Bäckman, et al.. (2025). Epidemiology and Management of Gestational Diabetes. Obstetrical & Gynecological Survey. 80(1). 12–15. 1 indexed citations

Bracco, Paula A., et al.. (2025). Lifestyle intervention to prevent type 2 diabetes after a pregnancy complicated by gestational diabetes mellitus: a systematic review and meta-analysis update. Diabetology & Metabolic Syndrome. 17(1). 66–66. 2 indexed citations

Campos, Maria Amélia, et al.. (2024). Congenital anomalies in pregnancies with overt and pregestational type 2 diabetes: a gray portrayal from a cohort in Brazil. Diabetology & Metabolic Syndrome. 16(1). 157–157. 1 indexed citations

Sweeting, Arianne, Wesley Hannah, Helena Bäckman, et al.. (2024). Epidemiology and management of gestational diabetes. The Lancet. 404(10448). 175–192. 124 indexed citations breakdown →

Reichelt, A., Maria Amélia Campos, Vânia Naomi Hirakata, Vanessa Krebs Genro, & Maria Oppermann. (2023). A Brazilian cohort of pregnant women with overt diabetes: analyses of risk factors using a machine learning technique. Archives of Endocrinology and Metabolism. 67(5). e000628–e000628.

Alessi, Janine, et al.. (2022). Healthcare of pregnant women with diabetes during the COVID-19 pandemic: a Southern Brazilian cross-sectional panel data. Journal of Perinatal Medicine. 51(4). 524–530.

Mattar, Rosiane, Antônio Braga, Adriana Gomes Luz, et al.. (2022). Expert Recommendations on Monkeypox (MPX) in Pregnancy, Postpartum and Lactating Women. Revista Brasileira Ginecologia e Obstetrícia. 44(12). 1122–1125. 1 indexed citations

Hirakata, Vânia Naomi, Maria Oppermann, Vanessa Krebs Genro, & A. Reichelt. (2022). Exploring the Gantt chart as a tool to highlight double report in case series published during the first wave of the COVID-19 pandemic. Systematic Reviews. 11(1). 155–155. 4 indexed citations

10.

Oppermann, Maria, Maria Amélia Campos, Vânia Naomi Hirakata, & A. Reichelt. (2022). Overt diabetes imposes a comparable burden on outcomes as pregestational diabetes: a cohort study. Diabetology & Metabolic Syndrome. 14(1). 177–177. 4 indexed citations

11.

Souza, Carlos Augusto Bastos de, et al.. (2020). Diclofenac versus a combination of hyoscine and diclofenac for outpatient hysteroscopy: A placebo controlled randomized clinical trial. European Journal of Obstetrics & Gynecology and Reproductive Biology. 247. 1–5. 4 indexed citations

12.

Oppermann, Maria, et al.. (2020). 170-LB: Predictors of Diabetes First Diagnosed in Pregnancy: A Machine-Learning Model. Diabetes. 69(Supplement_1). 1 indexed citations

13.

Oppermann, Maria, et al.. (2019). Preeclampsia in women with pregestational diabetes – a cohort study. Hypertension in Pregnancy. 39(1). 48–55. 13 indexed citations

14.

Oppermann, Maria, et al.. (2018). Macular choroidal thickness in pregnant women with type 1, type 2 and gestational diabetes mellitus measured by spectral-domain optical coherence tomography. Clinical ophthalmology. Volume 12. 1259–1265. 7 indexed citations

15.

Oppermann, Maria, et al.. (2018). Macular Choroidal Thickness in Pregnant Women with Type 1, Type 2, and Gestational Diabetes Mellitus. Diabetes. 67(Supplement_1).

16.

Weinert, Letícia Schwerz, et al.. (2018). Influence of maternal weight gain on birth weight: a gestational diabetes cohort. Archives of Endocrinology and Metabolism. 62(1). 55–63. 9 indexed citations

17.

Costa, Sérgio Hofmeister de Almeida Martins, et al.. (2017). Maternal ophthalmic artery Doppler ultrasonography in preeclampsia and pregnancy outcomes. Pregnancy Hypertension. 10. 242–246. 12 indexed citations

18.

Reichelt, A., et al.. (2015). Low Gestational Weight Gain in Obese Women and Pregnancy Outcomes. SHILAP Revista de lepidopterología. 6(1). e77–e82. 6 indexed citations

19.

Weidlich, Patrícia, Carlos Heitor Cunha Moreira, Tiago Fiorini, et al.. (2012). Effect of nonsurgical periodontal therapy and strict plaque control on preterm/low birth weight: a randomized controlled clinical trial. Clinical Oral Investigations. 17(1). 37–44. 39 indexed citations

20.

Souza, Carlos Augusto Bastos de, et al.. (2011). Office hysteroscopy study in consecutive miscarriage patients. Revista da Associação Médica Brasileira (English Edition). 57(4). 397–401. 11 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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