Sara Viviani

762 total citations · 1 hit paper
15 papers, 488 citations indexed

About

Sara Viviani is a scholar working on General Health Professions, Statistics and Probability and Nutrition and Dietetics. According to data from OpenAlex, Sara Viviani has authored 15 papers receiving a total of 488 indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in General Health Professions, 5 papers in Statistics and Probability and 4 papers in Nutrition and Dietetics. Recurrent topics in Sara Viviani's work include Food Security and Health in Diverse Populations (7 papers), Statistical Methods and Inference (5 papers) and Statistical Methods and Bayesian Inference (4 papers). Sara Viviani is often cited by papers focused on Food Security and Health in Diverse Populations (7 papers), Statistical Methods and Inference (5 papers) and Statistical Methods and Bayesian Inference (4 papers). Sara Viviani collaborates with scholars based in Italy, United States and Netherlands. Sara Viviani's co-authors include Carlo Cafiero, Mark Nord, Alessio Farcomeni, Dimitris Rizopoulos, Marco Alfò, Sera L. Young, Edward A. Frongillo, Hilary J. Bethancourt, Hugo Melgar‐Quiñonez and Rachael McDonnell and has published in prestigious journals such as Statistics in Medicine, Bulletin of the World Health Organization and Measurement.

In The Last Decade

Sara Viviani

14 papers receiving 480 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.

Food security measurement in a global context: The food insecurity experience scale

2017 320 citations Carlo Cafiero, Sara Viviani et al. Measurement profile →

Peers

Sara Viviani

GHP

ND

EE

SS

PS

Matthew P. Rabbitt United States

Amy Margolies United States

Raka Banerjee United States

Theda Gödecke Germany

Rebecca Pietrelli Italy

Sumonkanti Das Bangladesh

Beliyou Haile United States

Dare Akerele Nigeria

Mohammad Reza Pakravan-Charvadeh Iran

Maria Sassi Italy

Matthew P. Rabbitt United States

Sara Viviani

437 ×1.6

GHP

132 ×0.9

ND

98 ×0.9

EE

58 ×0.7

SS

90 ×1.5

PS

Citations per year, relative to Sara Viviani Sara Viviani (= 1×) peers Matthew P. Rabbitt

Countries citing papers authored by Sara Viviani

Since Specialization

Citations

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

Fields of papers citing papers by Sara Viviani

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sara Viviani. 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 Sara Viviani. The network helps show where Sara Viviani may publish in the future.

Co-authorship network of co-authors of Sara Viviani

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

All Works

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15 of 15 papers shown

1.

Mane, Erdgin, et al.. (2025). Closing the gender gap in global food insecurity: Socioeconomic determinants and economic gains in the aftermath of COVID-19. Global Food Security. 45. 100850–100850.

2.

Farcomeni, Alessio, Maria Grazia Pittau, Sara Viviani, & Roberto Zelli. (2024). A measurement scale for material deprivation: A model‐based approach. Review of Income and Wealth. 71(1). 2 indexed citations

3.

Cafiero, Carlo, et al.. (2024). Validating the food insecurity experience scale for use in analyses of recent food insecurity. Global Food Security. 42. 100783–100783. 1 indexed citations

4.

Young, Sera L., Hilary J. Bethancourt, Edward A. Frongillo, Sara Viviani, & Carlo Cafiero. (2023). Concurrence of water and food insecurities, 25 low- and middle-income countries. Bulletin of the World Health Organization. 101(2). 90–101. 25 indexed citations

5.

Young, Sera L., Hilary J. Bethancourt, Carlo Cafiero, et al.. (2023). Acknowledging, measuring and acting on the importance of water for food and nutrition. Nature Water. 1(10). 825–828. 11 indexed citations

6.

Bethancourt, Hilary J., Edward A. Frongillo, Sara Viviani, Carlo Cafiero, & Sera L. Young. (2022). Household Water Insecurity Is Positively Associated With Household Food Insecurity in Low- and Middle-Income Countries. Current Developments in Nutrition. 6. 549–549. 2 indexed citations

7.

Farcomeni, Alessio, et al.. (2020). Dimension reduction for longitudinal multivariate data by optimizing class separation of projected latent Markov models. Test. 30(2). 462–480. 6 indexed citations

8.

Cafiero, Carlo, Sara Viviani, & Mark Nord. (2017). Food security measurement in a global context: The food insecurity experience scale. Measurement. 116. 146–152. 320 indexed citations breakdown →

9.

Nord, Mark, Carlo Cafiero, & Sara Viviani. (2016). Methods for estimating comparable prevalence rates of food insecurity experienced by adults in 147 countries and areas. Journal of Physics Conference Series. 772. 12060–12060. 50 indexed citations

10.

Viviani, Sara, Dimitris Rizopoulos, & Marco Alfò. (2014). Local sensitivity to non-ignorability in joint models. Statistical Modelling. 14(3). 205–228. 5 indexed citations

11.

Viviani, Sara, et al.. (2014). Exploring gender-based disparities with the FAO Food Insecurity Experience Scale. 8 indexed citations

12.

Farcomeni, Alessio & Sara Viviani. (2014). Longitudinal quantile regression in the presence of informative dropout through longitudinal–survival joint modeling. Statistics in Medicine. 34(7). 1199–1213. 26 indexed citations

13.

Viviani, Sara, Marco Alfò, & Dimitris Rizopoulos. (2013). Generalized linear mixed joint model for longitudinal and survival outcomes. Statistics and Computing. 24(3). 417–427. 15 indexed citations

14.

Farcomeni, Alessio & Sara Viviani. (2011). Robust estimation for the Cox regression model based on trimming. Biometrical Journal. 53(6). 956–973. 16 indexed citations

15.

Viviani, Sara, Alessio Farcomeni, Gian Luca Di Tanna, & Anna Rita Vestri. (2009). Validation of two disease-specific quality of life questionnaires comparing a partial credit model and a latent class model. IRIS Research product catalog (Sapienza University of Rome). 1 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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