Maria Regina Torloni

14.6k total citations · 9 hit papers
200 papers, 9.3k citations indexed

About

Maria Regina Torloni is a scholar working on Obstetrics and Gynecology, Pediatrics, Perinatology and Child Health and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Maria Regina Torloni has authored 200 papers receiving a total of 9.3k indexed citations (citations by other indexed papers that have themselves been cited), including 111 papers in Obstetrics and Gynecology, 85 papers in Pediatrics, Perinatology and Child Health and 49 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Maria Regina Torloni's work include Pregnancy and preeclampsia studies (50 papers), Maternal and Perinatal Health Interventions (44 papers) and Gestational Diabetes Research and Management (35 papers). Maria Regina Torloni is often cited by papers focused on Pregnancy and preeclampsia studies (50 papers), Maternal and Perinatal Health Interventions (44 papers) and Gestational Diabetes Research and Management (35 papers). Maria Regina Torloni collaborates with scholars based in Brazil, Switzerland and United States. Maria Regina Torloni's co-authors include Ana Pilar Betrán, A Metin Gülmezoglu, Jun Zhang, Jianfeng Ye, Álvaro Nagib Atallah, João Paulo Souza, Antônio Fernandes Moron, Rosiane Mattar, Sílvia Daher and Mario Merialdi and has published in prestigious journals such as The Lancet, SHILAP Revista de lepidopterología and PLoS ONE.

In The Last Decade

Maria Regina Torloni

195 papers receiving 9.0k citations

Hit Papers

The Increasing Trend in Caesarean Section Rates:... 2008 2026 2014 2020 2016 2008 2015 2012 2013 400 800 1.2k
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.

  1. The Increasing Trend in Caesarean Section Rates: Global, Regional and National Estimates: 1990-2014
    2016 1.4k citations Ana Pilar Betrán, Maria Regina Torloni et al. profile →
  2. Prepregnancy BMI and the risk of gestational diabetes: a systematic review of the literature with meta‐analysis
    2008 540 citations Maria Regina Torloni, Ana Pilar Betrán et al. profile →
  3. Use of the Robson classification to assess caesarean section trends in 21 countries: a secondary analysis of two WHO multicountry surveys
    2015 459 citations Joshua P. Vogel, Ana Pilar Betrán et al. profile →
  4. Gestational diabetes and pregnancy outcomes - a systematic review of the World Health Organization (WHO) and the International Association of Diabetes in Pregnancy Study Groups (IADPSG) diagnostic criteria
    2012 447 citations Maria Regina Torloni et al. profile →
  5. Diagnostic Criteria and Classification of Hyperglycaemia First Detected in Pregnancy
    2013 407 citations Maria Regina Torloni et al. profile →
  6. What is the optimal rate of caesarean section at population level? A systematic review of ecologic studies
    2015 385 citations Ana Pilar Betrán, Maria Regina Torloni et al. profile →
  7. Interventions to reduce unnecessary caesarean sections in healthy women and babies
    2018 372 citations Ana Pilar Betrán, Marleen Temmerman et al. profile →
  8. Risk of maternal mortality in women with severe anaemia during pregnancy and post partum: a multilevel analysis
    2018 251 citations Joshua P. Vogel, Maria Regina Torloni et al. profile →
  9. Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
    2018 231 citations Maria Regina Torloni et al. Cochrane Database of Systematic Reviews profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Maria Regina Torloni Brazil 41 6.3k 4.8k 1.9k 1.3k 939 200 9.3k
Lesley McCowan New Zealand 55 6.6k 1.1× 5.9k 1.2× 2.2k 1.1× 812 0.6× 1.1k 1.2× 274 10.1k
Jonathan Morris Australia 49 4.1k 0.6× 3.6k 0.8× 1.6k 0.8× 624 0.5× 1.1k 1.1× 212 7.5k
Yariv Yogev Israel 42 6.0k 1.0× 3.9k 0.8× 1.9k 1.0× 2.2k 1.6× 979 1.0× 372 9.4k
Alan Tita United States 45 4.8k 0.8× 4.3k 0.9× 2.1k 1.1× 1.2k 0.9× 1.5k 1.6× 396 8.3k
Leonie Callaway Australia 41 3.6k 0.6× 2.2k 0.5× 1.9k 1.0× 1.3k 1.0× 615 0.7× 201 6.4k
Uma M. Reddy United States 49 5.6k 0.9× 6.0k 1.2× 2.5k 1.3× 958 0.7× 743 0.8× 271 9.0k
Jodie M Dodd Australia 43 4.1k 0.7× 2.9k 0.6× 2.7k 1.4× 980 0.7× 1.2k 1.3× 197 6.0k
Hyagriv N. Simhan United States 51 5.2k 0.8× 4.5k 0.9× 3.9k 2.0× 657 0.5× 2.1k 2.2× 343 10.4k
Olof Stephansson Sweden 58 4.6k 0.7× 4.2k 0.9× 3.8k 2.0× 2.1k 1.6× 1.5k 1.6× 272 11.2k
Gerard H.A. Visser Netherlands 53 5.3k 0.8× 5.4k 1.1× 2.7k 1.4× 1.5k 1.1× 1.0k 1.1× 186 10.9k

Countries citing papers authored by Maria Regina Torloni

Since Specialization
Citations

This map shows the geographic impact of Maria Regina Torloni'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 Regina Torloni with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Maria Regina Torloni more than expected).

Fields of papers citing papers by Maria Regina Torloni

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Maria Regina Torloni. 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 Regina Torloni. The network helps show where Maria Regina Torloni may publish in the future.

Co-authorship network of co-authors of Maria Regina Torloni

This figure shows the co-authorship network connecting the top 25 collaborators of Maria Regina Torloni. A scholar is included among the top collaborators of Maria Regina Torloni 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 Regina Torloni. Maria Regina Torloni is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
2.
Kondo, Mário, et al.. (2025). Reducing caesarean section rates in Robson groups 1 and 3: a quality improvement initiative in a private Brazilian hospital. BMJ Open Quality. 14(1). e003077–e003077. 2 indexed citations
3.
Nguyen, T.T., Ana Pilar Betrán, Maria Regina Torloni, Nils Chaillet, & Alexandre Dumont. (2025). A scoping review of decision aids for pregnant women around childbirth: Do they improve decision quality, processes, and outcomes?. European Journal of Obstetrics & Gynecology and Reproductive Biology. 312. 114085–114085. 2 indexed citations
4.
Torloni, Maria Regina, et al.. (2025). Anti-PD-1 and anti-PD-L1 antibodies for glioma. Cochrane Database of Systematic Reviews. 2025(1). CD012532–CD012532. 5 indexed citations
5.
Chamillard, Mónica, Virginia Díaz, Julia Pasquale, et al.. (2024). Evidence-based surgical procedures to optimize caesarean outcomes: an overview of systematic reviews. EClinicalMedicine. 72. 102632–102632. 7 indexed citations
6.
Betrán, Ana Pilar, et al.. (2023). The Godmother Project: A Virtual Initiative to Support Pregnant and Postpartum Women in Brazil During the COVID-19 Pandemic. Global Health Science and Practice. 11(2). e2200500–e2200500. 2 indexed citations
7.
Torloni, Maria Regina, et al.. (2023). Dietary intake of pregnant women with non-alcoholic fatty liver disease: A case-control study. Clinical Nutrition ESPEN. 57. 630–636. 2 indexed citations
8.
Torloni, Maria Regina, Newton Opiyo, Elena Altieri, et al.. (2023). Interventions to reintroduce or increase assisted vaginal births: a systematic review of the literature. BMJ Open. 13(2). e070640–e070640. 4 indexed citations
9.
Torloni, Maria Regina, et al.. (2023). Knowledge, Attitude, and Practice of Brazilian Physicians about Immediate Postpartum and Postabortion Intrauterine Device Insertion. Revista Brasileira Ginecologia e Obstetrícia. 45(9). e524–e534. 1 indexed citations
10.
Opiyo, Newton, Saverio Bellizzi, Maria Regina Torloni, João Paulo Souza, & Ana Pilar Betrán. (2022). Association between prelabour caesarean section and perinatal outcomes: analysis of demographic and health surveys from 26 low-income and middle-income countries. BMJ Open. 12(1). e053049–e053049. 1 indexed citations
11.
Logullo, Patrícia, Maria Regina Torloni, Carolina de Oliveira Cruz Latorraca, & Rachel Riera. (2019). The Brazilian Portuguese Version of the DISCERN Instrument: Translation Procedures and Psychometric Properties. Value in Health Regional Issues. 20. 172–179. 10 indexed citations
12.
Riera, Rachel, et al.. (2016). Chewing gum for enhancing early recovery of bowel function after caesarean section. Cochrane Database of Systematic Reviews. 2016(10). CD011562–CD011562. 42 indexed citations
13.
Torloni, Maria Regina, et al.. (2016). Infraorbital nerve block for postoperative pain following cleft lip repair in children. Cochrane Database of Systematic Reviews. 4. CD011131–CD011131. 23 indexed citations
14.
Nakamura, Mary Uchiyama, et al.. (2015). Maternal overweight and sexual function in pregnancy. Acta Obstetricia Et Gynecologica Scandinavica. 95(1). 45–51. 18 indexed citations
15.
Vogel, Joshua P., João Paulo Souza, A. Metin Gülmezog̈lu, et al.. (2015). Use of Antenatal Corticosteroids and Tocolytic Drugs in Preterm Births in 29 Countries. Obstetrical & Gynecological Survey. 70(2). 79–81. 2 indexed citations
16.
Mattar, Rosiane, et al.. (2015). Immunoregulatory molecules in patients with gestational diabetes mellitus. Endocrine. 50(1). 99–109. 20 indexed citations
17.
Blois, Sandra M., Bárbara Yasmin Gueuvoghlanian‐Silva, Irene Tirado‐González, et al.. (2014). Getting too sweet: galectin-1 dysregulation in gestational diabetes mellitus. Molecular Human Reproduction. 20(7). 644–649. 26 indexed citations
18.
Hezelgrave, Natasha L., et al.. (2012). Mild gestational diabetes: towards a redefined threshold?. Expert Review of Endocrinology & Metabolism. 7(6). 669–676. 3 indexed citations
19.
Taminato, Mônica, Dayana Souza Fram, Maria Regina Torloni, et al.. (2011). Rastreamento de Streptococcus do grupo B em gestantes: revisão sistemática e metanálise. Redalyc (Universidad Autónoma del Estado de México). 4 indexed citations
20.
Gonçalves, Tonantzin Ribeiro, et al.. (2006). Chromosomal and cardiac anomalies in fetuses with intracardiac echogenic foci. International Journal of Gynecology & Obstetrics. 95(2). 132–137. 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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