O'Brien, John T.
Department of Psychiatry,
United Kingdom
2025 Rank: 6,995
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Geriatrics
Rank in SubField 1: 360 out of 360,881 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 6,995 | 7,143 |
| Total Cites | 4,751 | 5,294 |
| H-index | 26 | 27 |
| Hm-index | 9 | 9 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 15 | 15 |
| Number of Single+First Authored Papers | 80 | 80 |
| Total Cites to Single+First Authored Papers | 311 | 317 |
| Number of Single+First+Last Authored Papers | 316 | 316 |
| Total Cites to Single+First+Last Authored Papers | 1,214 | 1,290 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,489 | 3,699 |
| Ratio of Total Citations to Distinct Citing Papers | 1.36 | 1.43 |
| Self-Citation Percentage |
10.26%
|
|
O'Brien, John T.
Department of Psychiatry,
United Kingdom
2022 Rank: 9,325
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Geriatrics
Rank in SubField 1: 582 out of 305,851 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 9,325 | 8,989 |
| Total Cites | 4,257 | 4,977 |
| H-index | 25 | 26 |
| Hm-index | 9 | 10 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 5 | 5 |
| Number of Single+First Authored Papers | 79 | 79 |
| Total Cites to Single+First Authored Papers | 313 | 332 |
| Number of Single+First+Last Authored Papers | 311 | 311 |
| Total Cites to Single+First+Last Authored Papers | 1,060 | 1,198 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,082 | 3,331 |
| Ratio of Total Citations to Distinct Citing Papers | 1.38 | 1.49 |
| Self-Citation Percentage |
14.47%
|
|
O'Brien, John T.
University of Cambridge,
2020 Rank: 6,083
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Geriatrics
Rank in SubField 1: 398 out of 227,881 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 6,083 | 6,227 |
| Total Cites | 4,513 | 5,170 |
| H-index | 25 | 27 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 20 | 20 |
| Number of Single+First Authored Papers | 73 | 73 |
| Total Cites to Single+First Authored Papers | 372 | 388 |
| Number of Single+First+Last Authored Papers | 254 | 254 |
| Total Cites to Single+First+Last Authored Papers | 1,273 | 1,355 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,022 | 3,297 |
| Ratio of Total Citations to Distinct Citing Papers | 1.49 | 1.57 |
| Self-Citation Percentage |
12.71%
|
|
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