A. Gregory DiRienzo

1.5k total citations · 1 hit paper
30 papers, 1.2k citations indexed

About

A. Gregory DiRienzo is a scholar working on Statistics and Probability, Infectious Diseases and Epidemiology. According to data from OpenAlex, A. Gregory DiRienzo has authored 30 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Statistics and Probability, 8 papers in Infectious Diseases and 5 papers in Epidemiology. Recurrent topics in A. Gregory DiRienzo's work include HIV/AIDS drug development and treatment (7 papers), Statistical Methods and Inference (6 papers) and Statistical Methods in Clinical Trials (6 papers). A. Gregory DiRienzo is often cited by papers focused on HIV/AIDS drug development and treatment (7 papers), Statistical Methods and Inference (6 papers) and Statistical Methods in Clinical Trials (6 papers). A. Gregory DiRienzo collaborates with scholars based in United States, Ireland and Philippines. A. Gregory DiRienzo's co-authors include John W. Mellors, Sharon A. Riddler, Richard Haubrich, William G. Powderly, James F. Rooney, Karin L. Klingman, Kevin W. Garren, Diane V. Havlir, Susan Swindells and Lynne Peeples and has published in prestigious journals such as New England Journal of Medicine, Journal of Clinical Oncology and PLoS ONE.

In The Last Decade

A. Gregory DiRienzo

29 papers receiving 1.1k 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.

Class-Sparing Regimens for Initial Treatment of HIV-1 Infection

2008 500 citations Sharon A. Riddler, Richard Haubrich et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
A. Gregory DiRienzo United States	12	717	631	292	119	104	30	1.2k
Sarah Walker United Kingdom	16	602 0.8×	297 0.5×	193 0.7×	245 2.1×	67 0.6×	39	1.1k
Natsuo Tachikawa Japan	16	533 0.7×	217 0.3×	92 0.3×	284 2.4×	87 0.8×	74	999
Wildeman Zapata Colombia	16	270 0.4×	295 0.5×	66 0.2×	136 1.1×	142 1.4×	57	864
P. Venkatesan India	18	424 0.6×	57 0.1×	44 0.2×	361 3.0×	95 0.9×	73	937
Angela Colbers Netherlands	20	630 0.9×	125 0.2×	121 0.4×	231 1.9×	59 0.6×	75	1.0k
Andreas Dehlbæk Knudsen Denmark	16	154 0.2×	107 0.2×	265 0.9×	185 1.6×	124 1.2×	79	883
Raffaella Rosso Italy	15	501 0.7×	143 0.2×	146 0.5×	336 2.8×	67 0.6×	54	898
Hirohisa Yazaki Japan	16	542 0.8×	90 0.1×	184 0.6×	431 3.6×	59 0.6×	43	881
Bamlaku Enawgaw Ethiopia	21	234 0.3×	55 0.1×	97 0.3×	164 1.4×	61 0.6×	52	1.2k
Ruibin Wang United States	14	87 0.1×	59 0.1×	124 0.4×	94 0.8×	61 0.6×	35	485

Countries citing papers authored by A. Gregory DiRienzo

Since Specialization

Citations

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

Fields of papers citing papers by A. Gregory DiRienzo

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by A. Gregory DiRienzo. 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 A. Gregory DiRienzo. The network helps show where A. Gregory DiRienzo may publish in the future.

Co-authorship network of co-authors of A. Gregory DiRienzo

This figure shows the co-authorship network connecting the top 25 collaborators of A. Gregory DiRienzo. A scholar is included among the top collaborators of A. Gregory DiRienzo 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 A. Gregory DiRienzo. A. Gregory DiRienzo 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

Pearce, Melissa B., et al.. (2016). The influence of seasonality and manufacturer kit lot changes on 17α-hydroxyprogesterone measurements and referral rates of congenital adrenal hyperplasia in newborns. European Journal of Pediatrics. 176(1). 121–129. 3 indexed citations

Hosler, Akiko S., et al.. (2016). The association between antidepressant use and hemoglobin A1C in older adults. Geriatric Nursing. 38(2). 141–145. 1 indexed citations

Hosler, Akiko S., et al.. (2016). Use of antidepressant medications not associated with A1C among individuals with diabetes in NHANES sample. Primary care diabetes. 10(5). 360–368. 2 indexed citations

DiRienzo, A. Gregory. (2016). USING URN MODELS FOR THE DESIGN OF CLINICAL TRIALS. 1 indexed citations

O’Grady, Thomas, Cari M. Kitahara, A. Gregory DiRienzo, Francis P. Boscoe, & Margaret A. Gates. (2014). Randomization to Screening for Prostate, Lung, Colorectal and Ovarian Cancers and Thyroid Cancer Incidence in Two Large Cancer Screening Trials. PLoS ONE. 9(9). e106880–e106880. 9 indexed citations

O’Grady, Thomas, Cari M. Kitahara, A. Gregory DiRienzo, & Margaret A. Gates. (2014). The Association between Selenium and Other Micronutrients and Thyroid Cancer Incidence in the NIH-AARP Diet and Health Study. PLoS ONE. 9(10). e110886–e110886. 29 indexed citations

Fox, Deborah, et al.. (2014). Trends With Corticosteroid Use in Males With Duchenne Muscular Dystrophy Born 1982-2001. Journal of Child Neurology. 30(1). 21–26. 17 indexed citations

Haley, Valerie, A. Gregory DiRienzo, Emily Lutterloh, & Rachel L. Stricof. (2013). Quantifying Sources of Bias in National Healthcare Safety Network Laboratory-Identified Clostridium difficile Infection Rates. Infection Control and Hospital Epidemiology. 35(1). 1–7. 13 indexed citations

Gage, Timothy B., et al.. (2010). Racial disparities in infant mortality: what has birth weight got to do with it and how large is it?. BMC Pregnancy and Childbirth. 10(1). 86–86. 10 indexed citations

10.

Haubrich, Richard, Sharon A. Riddler, A. Gregory DiRienzo, et al.. (2009). Metabolic outcomes in a randomized trial of nucleoside, nonnucleoside and protease inhibitor-sparing regimens for initial HIV treatment. AIDS. 23(9). 1109–1118. 210 indexed citations

11.

Wilkin, Timothy, John E. McKinnon, A. Gregory DiRienzo, et al.. (2009). Regimen Simplification to Atazanavir‐Ritonavir Alone as Maintenance Antiretroviral Therapy: Final 48‐Week Clinical and Virologic Outcomes. The Journal of Infectious Diseases. 199(6). 866–871. 44 indexed citations

12.

DiRienzo, A. Gregory. (2009). Flexible Regression Model Selection for Survival Probabilities: With Application to AIDS. Biometrics. 65(4). 1194–1202. 3 indexed citations

13.

Schumi, Jennifer, A. Gregory DiRienzo, & Victor DeGruttola. (2008). Testing for Associations with Missing High-Dimensional Categorical Covariates. The International Journal of Biostatistics. 4(1). Article 18–Article 18. 1 indexed citations

14.

Riddler, Sharon A., Richard Haubrich, A. Gregory DiRienzo, et al.. (2008). Class-Sparing Regimens for Initial Treatment of HIV-1 Infection. New England Journal of Medicine. 358(20). 2095–2106. 500 indexed citations breakdown →

15.

DiRienzo, A. Gregory. (2006). The Two Sample Problem for Multiple Categorical Variables. The International Journal of Biostatistics. 2(1). 1 indexed citations

16.

DiRienzo, A. Gregory, Victor DeGruttola, Brendan Larder, & Kurt Hertogs. (2003). Non‐parametric methods to predict HIV drug susceptibility phenotype from genotype. Statistics in Medicine. 22(17). 2785–2798. 27 indexed citations

17.

DiRienzo, A. Gregory & Victor DeGruttola. (2003). Design and analysis of clinical trials with a bivariate failure time endpoint, with application to AIDS Clinical Trials Group Study A5142. Controlled Clinical Trials. 24(2). 122–134. 10 indexed citations

18.

DiRienzo, A. Gregory. (2003). Nonparametric Comparison of Two Survival‐Time Distributions in the Presence of Dependent Censoring. Biometrics. 59(3). 497–504. 9 indexed citations

19.

DiRienzo, A. Gregory, Charles van der Horst, Dianne M. Finkelstein, et al.. (2002). Efficacy of Trimethoprim–Sulfamethoxazole for the Prevention of Bacterial Infections in a Randomized Prophylaxis Trial of Patients with Advanced HIV Infection. AIDS Research and Human Retroviruses. 18(2). 89–94. 26 indexed citations

20.

DiRienzo, A. Gregory & Igor G. Zurbenko. (1999). Semi-Adaptive Nonparametric Spectral Estimation. Journal of Computational and Graphical Statistics. 8(1). 41–41. 9 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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