i10 Productivity
Rankings

Africa Medical and Health Sciences / Cardiovascular Surgery i10 Productivity Rankings - 2025

Total 2,392,995 scientists, country 221, and institutions 24,455 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:

  • Gain full access to detailed comparisons and advanced analytics,
  • Objectively evaluate your academic productivity,
  • Make strategic, data-driven decisions to enhance performance.

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Total 119 scientist, 82 country, 559 institution
* Total i10 IndexRankings
Ranking Based On Selection: 1
Egypt
Tamer Khattab
cardiac surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
60
0.638
* Total i10 IndexRankings
Ranking Based On Selection: 2
South Africa
Paul Human
Cardiothoracic Surgery
Bioprosthetic Heart Valve Immunogenicity/Inflammatory Response
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
29
0.460
* Total i10 IndexRankings
Ranking Based On Selection: 4
Libya
Reida M El Oakley
Cardiovascular Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
16
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 5
Egypt
Ismail Sallam
Cardiovascular Surgery
Public Health
Population
Women Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
16
0.390
* Total i10 IndexRankings
Ranking Based On Selection: 6
Ghana
Frank Edwin
Medicine
Surgery
Cardiothoracic Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
21
0.656
* Total i10 IndexRankings
Ranking Based On Selection: 7
Nigeria
Kelechi Okonta
Oesophageal. pericardial
pleural and lung diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
22
0.733
* Total i10 IndexRankings
Ranking Based On Selection: 8
Egypt
Amr Arafat
Thoracic and Cardiovascular Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
28
0.966
* Total i10 IndexRankings
Ranking Based On Selection: 9
South Africa
Johan Brink
Adult and Paediatric Cardiac Surgery
Thoracic Organ transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
12
0.444
* Total i10 IndexRankings
Ranking Based On Selection: 10
Egypt
Galal Ghaly
Thoracic Cancer surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
23
0.885

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

* Total i10 IndexRankings
Ranking Based On Selection: 11
Egypt
Ahmed M Ismail
Biomarkers
Clinical Biochemistry
Nephrology
AKI
Cellular Signalling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 12
South Africa
Jacques Scherman
Minimally Invasive Cardiac Surgery. Catheter-based Heart Valve Interventions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
* Total i10 IndexRankings
Ranking Based On Selection: 14
Kenya
Stephen Ogendo
Cardiothoracic surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
* Total i10 IndexRankings
Ranking Based On Selection: 15
Nigeria
John C. Eze
Cardiothoracic surgery
vascular surgery
esophageal surgery
surgical education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
8
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 16
Egypt
Hosam Fawzy
Adult Cardiac Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
9
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 17
Egypt
Ahmed Elmahrouk
Cardiac Surgery
Congenital Cardiac Surgery
Valve surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
* Total i10 IndexRankings
Ranking Based On Selection: 18
South Africa
Francis Edwin Smit
Tissue engineering and heart valve research
adult and paediatric cardiac surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
* Total i10 IndexRankings
Ranking Based On Selection: 19
Angola
Valdano Manuel
Congenital Heart Disease
Congenital Heart Surgery
Rare Disease
Cardiac Surgery
Immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 20
Egypt
Mai Salama
Department of Cardiovascular Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
3
0.231
* Total i10 IndexRankings
Ranking Based On Selection: 21
South Africa
Ismail Cassimjee
Vascular Surgery
Athersclerosis
cardiovascular disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 22
Nigeria
Olugbenga Olalekan Ojo
Cardiac surgery
Thoracic Surgery
Vascular surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
* Total i10 IndexRankings
Ranking Based On Selection: 23
Nigeria
Abubakar Umar
Cardiothoracic Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 IndexRankings
Ranking Based On Selection: 24
Egypt
Mr. Sherif Asa Mansour
Cardiothoracic Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
6
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 25
Egypt
Mosaad Soliman
Vascular and Endovascular surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
3
0.300
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 1
Tamer Khattab
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
60
0.638
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 2
Paul Human
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
29
0.460
Cardiothoracic Surgery
Bioprosthetic Heart Valve Immunogenicity/Inflammatory Response
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 3
Martin Veller
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
25
0.446
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 4
Reida M El Oakley
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
16
0.333
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 5
Ismail Sallam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
16
0.390
Cardiovascular Surgery
Public Health
Population
Women Health
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 6
Frank Edwin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
21
0.656
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 7
Kelechi Okonta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
22
0.733
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 8
Amr Arafat
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
28
0.966
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 9
Johan Brink
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
12
0.444
Adult and Paediatric Cardiac Surgery
Thoracic Organ transplantation
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 10
Galal Ghaly
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
23
0.885

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 11
Ahmed M Ismail
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
Biomarkers
Clinical Biochemistry
Nephrology
AKI
Cellular Signalling
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 12
Jacques Scherman
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
Minimally Invasive Cardiac Surgery. Catheter-based Heart Valve Interventions
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 13
Elsayed Elmistekawy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
13
0.591
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 14
Stephen Ogendo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 15
John C. Eze
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
8
0.500
Cardiothoracic surgery
vascular surgery
esophageal surgery
surgical education
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 16
Hosam Fawzy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
9
0.600
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 17
Ahmed Elmahrouk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
Cardiac Surgery
Congenital Cardiac Surgery
Valve surgery
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 18
Francis Edwin Smit
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
Tissue engineering and heart valve research
adult and paediatric cardiac surgery
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 19
Valdano Manuel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
Congenital Heart Disease
Congenital Heart Surgery
Rare Disease
Cardiac Surgery
Immunology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 20
Mai Salama
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
3
0.231
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 21
Ismail Cassimjee
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 22
Olugbenga Olalekan Ojo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 23
Abubakar Umar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 24
Mr. Sherif Asa Mansour
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
6
0.600
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 25
Mosaad Soliman
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
3
0.300