Total 2,449,322 scientists, country 221, and institutions 24,477 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.
* Total i10 IndexRankings
Ranking Based On Selection: 1

Immunology
Infectious Diseases
Rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
78
0.557
* Total i10 IndexRankings
Ranking Based On Selection: 2

Connective tissue diseases
inflammatory Arthritis and Rheumatic Musculoskeletal diseases associated with systemic conditions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
* Total i10 IndexRankings
Ranking Based On Selection: 3

RHEUMATOLOGY
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
* Total i10 IndexRankings
Ranking Based On Selection: 4

Rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 5

Rheumatology/ Immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
1
0.250
* Total i10 IndexRankings
Ranking Based On Selection: 6

Rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 7

Rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 8

osteoarthritis
autoimmune diseases
gout
geriatric rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection: 9

Rheumatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Idris Mohammed
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
78
0.557
Immunology
Infectious Diseases
Rheumatology
Olaosebikan Babatunde Hakeem
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
Connective tissue diseases
inflammatory Arthritis and Rheumatic Musculoskeletal diseases associated with systemic conditions
Oguntona Segun Akintayo
Olabisi Onabanjo University
Ago Iwoye, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
Abubakar Yerima
University of Maiduguri
Maiduguri, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Umar Abdulaziz
Ahmadu Bello University
Zaria, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
1
0.250
Nwankwo Henry Madu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Ako Hogan İtam
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Ibukunoluwa Dedeke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
osteoarthritis
autoimmune diseases
gout
geriatric rheumatology
Jodie Reis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0