| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Social Sciences and Humanities | 60 | 1469 | 1312 | 700 | 615 | 273 | 13594 |
The chart shows the history of publications by Onyebuchi A. Arah between 2002 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Onyebuchi A. Arah published across 25 years, from 2002 to 2026, averaging 13.5 papers a year. Output peaked at 35 publications in 2014. 18 of the 337 publications appeared in the last two years.
337 publications in total across all disciplines
| Year | Publications |
|---|---|
| 2002 | 2 |
| 2003 | 6 |
| 2004 | 6 |
| 2005 | 7 |
| 2006 | 7 |
| 2007 | 8 |
| 2008 | 8 |
| 2009 | 4 |
| 2010 | 9 |
| 2011 | 13 |
| 2012 | 16 |
| 2013 | 20 |
| 2014 | 35 |
| 2015 | 25 |
| 2016 | 22 |
| 2017 | 18 |
| 2018 | 12 |
| 2019 | 16 |
| 2020 | 22 |
| 2021 | 24 |
| 2022 | 13 |
| 2023 | 14 |
| 2024 | 12 |
| 2025 | 16 |
| 2026 | 2 |
| Total | 337 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where Onyebuchi A. Arah sits on this spectrum.
This scientist: 273 publications — 83rd percentile
83% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 570 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 44–53 | 28 | |
| 54–63 | 61 | |
| 64–73 | 161 | |
| 74–83 | 225 | |
| 84–93 | 301 | |
| 94–103 | 390 | |
| 104–113 | 406 | |
| 114–123 | 474 | |
| 124–133 | 453 | |
| 134–143 | 434 | |
| 144–153 | 407 | |
| 154–163 | 411 | |
| 164–173 | 391 | |
| 174–183 | 313 | |
| 184–193 | 319 | |
| 194–203 | 304 | |
| 204–213 | 285 | |
| 214–223 | 246 | |
| 224–233 | 213 | |
| 234–243 | 170 | |
| 244–253 | 167 | |
| 254–263 | 162 | |
| 264–273 | 138 | 273 |
| 274–283 | 138 | |
| 284–293 | 113 | |
| 294–303 | 106 | |
| 304–313 | 95 | |
| 314–323 | 101 | |
| 324–333 | 81 | |
| 334–343 | 69 | |
| 344–353 | 56 | |
| 354–363 | 36 | |
| 364–373 | 42 | |
| 374–383 | 41 | |
| 384–393 | 44 | |
| 394–403 | 27 | |
| 404–413 | 30 | |
| 414–423 | 20 | |
| 424–433 | 29 | |
| 434–443 | 29 | |
| 444–453 | 25 | |
| 454–463 | 19 | |
| 464–473 | 21 | |
| 474–483 | 11 | |
| 484–493 | 17 | |
| 494–503 | 7 | |
| 504–513 | 6 | |
| 514–523 | 12 | |
| 524–533 | 10 | |
| 534–543 | 7 | |
| 544–553 | 6 | |
| 554–563 | 12 | |
| 564–569 | 8 | |
| 570+ | 100 |
The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where Onyebuchi A. Arah sits on this spectrum.
This scientist: 60 D-Index — 82nd percentile
82% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 100 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 30 | 177 | |
| 31 | 210 | |
| 32 | 222 | |
| 33 | 188 | |
| 34 | 181 | |
| 35 | 243 | |
| 36 | 261 | |
| 37 | 272 | |
| 38 | 278 | |
| 39 | 300 | |
| 40 | 297 | |
| 41 | 308 | |
| 42 | 313 | |
| 43 | 300 | |
| 44 | 269 | |
| 45 | 260 | |
| 46 | 228 | |
| 47 | 251 | |
| 48 | 203 | |
| 49 | 186 | |
| 50 | 187 | |
| 51 | 166 | |
| 52 | 138 | |
| 53 | 141 | |
| 54 | 131 | |
| 55 | 137 | |
| 56 | 109 | |
| 57 | 129 | |
| 58 | 95 | |
| 59 | 105 | |
| 60 | 106 | 60 |
| 61 | 86 | |
| 62 | 94 | |
| 63 | 77 | |
| 64 | 79 | |
| 65 | 59 | |
| 66 | 68 | |
| 67 | 51 | |
| 68 | 49 | |
| 69 | 40 | |
| 70 | 43 | |
| 71 | 40 | |
| 72 | 50 | |
| 73 | 46 | |
| 74 | 43 | |
| 75 | 45 | |
| 76 | 45 | |
| 77 | 30 | |
| 78 | 25 | |
| 79 | 31 | |
| 80 | 29 | |
| 81 | 18 | |
| 82 | 21 | |
| 83 | 26 | |
| 84 | 15 | |
| 85 | 15 | |
| 86 | 19 | |
| 87 | 19 | |
| 88 | 12 | |
| 89 | 7 | |
| 90 | 19 | |
| 91 | 20 | |
| 92 | 13 | |
| 93 | 9 | |
| 94 | 13 | |
| 95 | 8 | |
| 96 | 7 | |
| 97 | 6 | |
| 98 | 6 | |
| 99 | 6 | |
| 100+ | 97 |
Onyebuchi A. Arah is affiliated with the University of California, Los Angeles in the United States and has contributed extensively to the field of Medicine, with a particular focus on Public Health, Environmental and Occupational Health, Pediatrics, Perinatology and Child Health, Obstetrics and Gynecology, General Health Professions, as well as Statistics and Probability.
Their research spans multiple main topics including COVID-19 Impact on Reproduction, Obesity, Physical Activity, Diet, Birth, Development, and Health, Advanced Causal Inference Techniques, Pregnancy and Medication Impact, Health Systems, Economic Evaluations, Quality of Life, and Vaccine Coverage and Hesitancy.
Among their recent papers are the following:
Onyebuchi A. Arah frequently collaborates with several coauthors, reflecting a diverse and interdisciplinary approach to research. These coauthors include:
Their work is predominantly published in well-known academic venues such as:
The research output shows a strong commitment to addressing complex health issues through cohort studies, nested case-control studies, and methodological evaluations, contributing data and analyses especially related to childhood health, pregnancy outcomes, and epidemiological methodology.
Onyebuchi A. Arah;Gert P. Westert;Jeremy Hurst;Niek S. Klazinga
Atsushi Goto;Onyebuchi A Arah;Onyebuchi A Arah;Maki Goto;Yasuo Terauchi
O. A. Arah;N. S. Klazinga;D. M. J. Delnoij;A. H. A. Ten Asbroek
Jeremy Veillard;F. Champagne;N. Klazinga;V. Kazandjian
Tyler J. VanderWeele;Onyebuchi A. Arah
Yongfu Yu;Onyebuchi A Arah;Zeyan Liew;Sven Cnattingius
Renée A. Scheepers;Benjamin C. M. Boerebach;Onyebuchi A. Arah;Onyebuchi A. Arah;Maas Jan Heineman
Zeyan Liew;Jørn Olsen;Xin Cui;Beate Ritz
Lilia R. Lukowsky;Rajnish Mehrotra;Leeka Kheifets;Onyebuchi A. Arah;Onyebuchi A. Arah
Tracy A Becerra;Ondine S von Ehrenstein;Julia E Heck;Jorn Olsen
Renée M van der Leeuw;Kiki M J M H Lombarts;Onyebuchi A Arah;Maas Jan Heineman
Charles D. Shaw;Oliver Groene;Daan Botje;Rosa Sunol
Beate Ritz;Pei-Chen Lee;Christina F. Lassen;Onyebuchi A. Arah
Roch A. Nianogo;Onyebuchi A. Arah
Onyebuchi A Arah
Lilia R. Lukowsky;Leeka Kheifets;Onyebuchi A. Arah;Allen R. Nissenson
Miklos Z Molnar;Istvan Mucsi;Marta Novak;Zoltan Szabo
A. H. A. ten Asbroek;O. A. Arah;J. Geelhoed;T. Custers
Onyebuchi A. Arah;Onyebuchi A. Arah
Karlijn Overeem;Marjan J Faber;Onyebuchi A Arah;Onyebuchi A Arah;Glyn Elwyn;Glyn Elwyn
Zeyan Liew;Jørn Olsen;Beate Ritz;Onyebuchi Arah
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