A. A. Afifi

3.6k total citations · 2 hit papers
34 papers, 2.7k citations indexed

About

A. A. Afifi is a scholar working on Statistics and Probability, Management Science and Operations Research and Epidemiology. According to data from OpenAlex, A. A. Afifi has authored 34 papers receiving a total of 2.7k indexed citations (citations by other indexed papers that have themselves been cited), including 15 papers in Statistics and Probability, 5 papers in Management Science and Operations Research and 3 papers in Epidemiology. Recurrent topics in A. A. Afifi's work include Advanced Statistical Methods and Models (12 papers), Statistical Methods and Inference (6 papers) and Statistical Distribution Estimation and Applications (3 papers). A. A. Afifi is often cited by papers focused on Advanced Statistical Methods and Models (12 papers), Statistical Methods and Inference (6 papers) and Statistical Distribution Estimation and Applications (3 papers). A. A. Afifi collaborates with scholars based in United States, Saudi Arabia and Russia. A. A. Afifi's co-authors include Stanley P. Azen, Max Harry Weil, David Andrews, Michael C. Costanza, Virginia A. Clark, James E. Gentle, Robert M. Elashoff, R. I. PFEFFER, Peter A. Lachenbruch and Hubert J. A. Schouten and has published in prestigious journals such as Circulation, Journal of the American Statistical Association and Technometrics.

In The Last Decade

A. A. Afifi

34 papers receiving 2.4k 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.

Experimental and Clinical Studies on Lactate and Pyruvate as Indicators of the Severity of Acute Circulatory Failure (Shock)

1970 482 citations Max Harry Weil, A. A. Afifi Circulation profile →
Statistical Analysis: A Computer Oriented Approach.

1974 466 citations A. A. Afifi, Stanley P. Azen et al. Journal of the American Statistical Association profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
A. A. Afifi United States	18	503	423	353	206	189	34	2.7k
Potter C. Chang United States	18	342 0.7×	348 0.8×	246 0.7×	170 0.8×	313 1.7×	35	3.4k
Wensheng Guo United States	35	426 0.8×	336 0.8×	247 0.7×	173 0.8×	181 1.0×	109	3.5k
Benjamin Reiser Israel	29	997 2.0×	474 1.1×	507 1.4×	383 1.9×	306 1.6×	87	4.2k
Helge Toutenburg Germany	23	1.0k 2.0×	273 0.6×	274 0.8×	241 1.2×	171 0.9×	111	4.6k
R Holder United Kingdom	37	388 0.8×	626 1.5×	476 1.3×	136 0.7×	283 1.5×	98	5.8k
Carmén Cadarso-Suárez Spain	28	516 1.0×	259 0.6×	307 0.9×	196 1.0×	200 1.1×	130	3.3k
Joachim Härtung Germany	19	589 1.2×	326 0.8×	270 0.8×	80 0.4×	214 1.1×	51	3.6k
Michael Hills United Kingdom	23	681 1.4×	796 1.9×	544 1.5×	129 0.6×	550 2.9×	48	6.6k
Jørgen Hilden Denmark	36	515 1.0×	1.0k 2.4×	581 1.6×	250 1.2×	394 2.1×	148	5.6k
Ian C. Marschner Australia	28	448 0.9×	560 1.3×	380 1.1×	112 0.5×	540 2.9×	160	3.7k

Countries citing papers authored by A. A. Afifi

Since Specialization

Citations

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

Fields of papers citing papers by A. A. Afifi

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of A. A. Afifi

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Caprioli, Joseph, Dennis Mock, Elena Bitrian, et al.. (2011). A Method to Measure and Predict Rates of Regional Visual Field Decay in Glaucoma. Investigative Ophthalmology & Visual Science. 52(7). 4765–4773. 72 indexed citations

Afifi, A. A., et al.. (2010). Non-productive tool path optimisation for four-axis milling using the simulated annealing algorithm. International Journal of Production Research. 49(17). 5277–5302. 3 indexed citations

Afifi, A. A., et al.. (2007). Violent Entertainment Pitched to Adolescents: An Analysis of PG-13 Films. PEDIATRICS. 119(6). e1219–e1229. 12 indexed citations

Browne, Nick, et al.. (2005). An Evaluation of the Motion Picture Association of America’s Treatment of Violence in PG-, PG-13–, and R-Rated Films. PEDIATRICS. 115(5). e512–e517. 17 indexed citations

Afifi, A. A., et al.. (1998). Knowledge, attitude and behaviour towards AIDS among educated youth in Lahore, Pakistan.. PubMed. 48(6). 179–82. 14 indexed citations

Ziegel, Eric R., A. A. Afifi, & Virginia A. Clark. (1997). Computer-Aided Multivariate Analysis. Technometrics. 39(3). 343–343. 3 indexed citations

Gentle, James E., A. A. Afifi, & Virginia A. Clark. (1991). Computer-Aided Multivariate Analysis.. Biometrics. 47(4). 1633–1633. 263 indexed citations

Elashoff, Robert M., J. Jack Lee, & A. A. Afifi. (1989). A note on confidence limits for quartiles with right censored data. Statistics in Medicine. 8(10). 1269–1276. 10 indexed citations

Flack, Virginia F., A. A. Afifi, Peter A. Lachenbruch, & Hubert J. A. Schouten. (1988). Sample Size Determinations for the Two Rater Kappa Statistic. Psychometrika. 53(3). 321–325. 115 indexed citations

10.

Costanza, Michael C. & A. A. Afifi. (1979). Comparison of Stopping Rules in Forward Stepwise Discriminant Analysis. Journal of the American Statistical Association. 74(368). 777–785. 141 indexed citations

11.

Sagan, Leonard A. & A. A. Afifi. (1978). Health and Economic Development I: Infant Mortality. IIASA PURE (International Institute of Applied Systems Analysis). 3 indexed citations

12.

Azen, Stanley P., et al.. (1975). Classification of time‐dependent observations: The exponential model and the robustness of the linear model. Biometrische Zeitschrift. 17(4). 203–212. 2 indexed citations

13.

Afifi, A. A., et al.. (1974). Classification Based on Dichotomous and Continuous Variables. Journal of the American Statistical Association. 69(346). 336–339. 49 indexed citations

14.

Afifi, A. A., et al.. (1973). On Tests for Multivariate Normality. Journal of the American Statistical Association. 68(341). 176–179. 209 indexed citations

15.

Afifi, A. A., et al.. (1973). On Tests for Multivariate Normality. Journal of the American Statistical Association. 68(341). 176–176. 43 indexed citations

16.

Weil, Max Harry & A. A. Afifi. (1970). Experimental and Clinical Studies on Lactate and Pyruvate as Indicators of the Severity of Acute Circulatory Failure (Shock). Circulation. 41(6). 989–1001. 482 indexed citations breakdown →

17.

Afifi, A. A. & Robert M. Elashoff. (1969). Missing Observations in Multivariate Statistics III: Large Sample Analysis of Simple Linear Regression. Journal of the American Statistical Association. 64(325). 337–358. 51 indexed citations

18.

Afifi, A. A. & Robert M. Elashoff. (1969). Missing Observations in Multivariate Statistics—IV: A Note on Simple Linear Regression. Journal of the American Statistical Association. 64(325). 359–365. 28 indexed citations

19.

Afifi, A. A., et al.. (1968). An Investigation into the Small Sample Properties of a Two Sample Test of Lehmann's. Journal of the American Statistical Association. 63(321). 345–352. 2 indexed citations

20.

Afifi, A. A. & Robert M. Elashoff. (1967). Missing Observations in Multivariate Statistics II. Point Estimation in Simple Linear Regression. Journal of the American Statistical Association. 62(317). 10–29. 54 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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