O'Brien, Charles P.
University of Pennsylvania Perelman School of Medicine,
United States
2025 Rank: 22,903
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Substance Abuse
SubField 2:
Psychiatry
Rank in SubField 1: 39 out of 17,312 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 22,903 | 26,501 |
| Total Cites | 1,154 | 1,198 |
| H-index | 14 | 14 |
| Hm-index | 7 | 7 |
| Number of Single Authored Papers | 55 | 55 |
| Total Cites to Single Authored Papers | 49 | 49 |
| Number of Single+First Authored Papers | 118 | 118 |
| Total Cites to Single+First Authored Papers | 103 | 103 |
| Number of Single+First+Last Authored Papers | 334 | 334 |
| Total Cites to Single+First+Last Authored Papers | 593 | 605 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 988 | 1,015 |
| Ratio of Total Citations to Distinct Citing Papers | 1.17 | 1.18 |
| Self-Citation Percentage |
3.67%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Public Health & Health Services
SubField 1:
Substance Abuse
SubField 2:
Psychiatry
Rank in SubField 1: 18 out of 14,534 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 9,834 | 10,832 |
| Total Cites | 1,363 | 1,452 |
| H-index | 18 | 18 |
| Hm-index | 9 | 9 |
| Number of Single Authored Papers | 54 | 54 |
| Total Cites to Single Authored Papers | 75 | 75 |
| Number of Single+First Authored Papers | 115 | 115 |
| Total Cites to Single+First Authored Papers | 148 | 148 |
| Number of Single+First+Last Authored Papers | 324 | 324 |
| Total Cites to Single+First+Last Authored Papers | 787 | 826 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,139 | 1,173 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.24 |
| Self-Citation Percentage |
6.13%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Public Health & Health Services
SubField 1:
Substance Abuse
SubField 2:
Psychiatry
Rank in SubField 1: 26 out of 13,890 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 10,065 | 10,871 |
| Total Cites | 2,155 | 2,316 |
| H-index | 21 | 21 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 54 | 54 |
| Total Cites to Single Authored Papers | 106 | 106 |
| Number of Single+First Authored Papers | 115 | 115 |
| Total Cites to Single+First Authored Papers | 226 | 226 |
| Number of Single+First+Last Authored Papers | 323 | 323 |
| Total Cites to Single+First+Last Authored Papers | 1,259 | 1,339 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,770 | 1,833 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.26 |
| Self-Citation Percentage |
6.95%
|
|
O'Brien, Charles P.
University of Pennsylvania Perelman School of Medicine,
United States
2020 Rank: 6,855
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Public Health & Health Services
SubField 1:
Substance Abuse
SubField 2:
Psychiatry
Rank in SubField 1: 19 out of 12,500 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 6,855 | 7,466 |
| Total Cites | 1,921 | 2,058 |
| H-index | 20 | 21 |
| Hm-index | 10 | 10 |
| Number of Single Authored Papers | 54 | 54 |
| Total Cites to Single Authored Papers | 94 | 94 |
| Number of Single+First Authored Papers | 116 | 116 |
| Total Cites to Single+First Authored Papers | 220 | 221 |
| Number of Single+First+Last Authored Papers | 327 | 327 |
| Total Cites to Single+First+Last Authored Papers | 1,109 | 1,170 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,549 | 1,618 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.27 |
| Self-Citation Percentage |
6.66%
|
|
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