O'Brien, Charles P.
University of Pennsylvania Perelman School of Medicine,
United States
2025 Rank: 3,126
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Substance Abuse
SubField 2:
Psychiatry
Rank in SubField 1: 14 out of 17,312 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 3,126 | 3,393 |
| Total Cites | 38,834 | 41,666 |
| H-index | 89 | 95 |
| Hm-index | 40 | 42 |
| Number of Single Authored Papers | 55 | 55 |
| Total Cites to Single Authored Papers | 1,909 | 1,935 |
| Number of Single+First Authored Papers | 118 | 118 |
| Total Cites to Single+First Authored Papers | 5,016 | 5,161 |
| Number of Single+First+Last Authored Papers | 334 | 334 |
| Total Cites to Single+First+Last Authored Papers | 26,219 | 27,810 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 27,549 | 28,582 |
| Ratio of Total Citations to Distinct Citing Papers | 1.41 | 1.46 |
| Self-Citation Percentage |
6.80%
|
|
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: 11 out of 14,534 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2,525 | 2,780 |
| Total Cites | 33,766 | 36,313 |
| H-index | 85 | 90 |
| Hm-index | 39 | 40 |
| Number of Single Authored Papers | 54 | 54 |
| Total Cites to Single Authored Papers | 1,682 | 1,708 |
| Number of Single+First Authored Papers | 115 | 115 |
| Total Cites to Single+First Authored Papers | 4,543 | 4,682 |
| Number of Single+First+Last Authored Papers | 324 | 324 |
| Total Cites to Single+First+Last Authored Papers | 23,800 | 25,303 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 23,373 | 24,242 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.50 |
| Self-Citation Percentage |
7.01%
|
|
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: 11 out of 13,890 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2,419 | 2,693 |
| Total Cites | 32,881 | 35,367 |
| H-index | 84 | 88 |
| Hm-index | 38 | 39 |
| Number of Single Authored Papers | 54 | 54 |
| Total Cites to Single Authored Papers | 1,631 | 1,657 |
| Number of Single+First Authored Papers | 115 | 115 |
| Total Cites to Single+First Authored Papers | 4,431 | 4,570 |
| Number of Single+First+Last Authored Papers | 323 | 323 |
| Total Cites to Single+First+Last Authored Papers | 23,240 | 24,719 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 22,742 | 23,587 |
| Ratio of Total Citations to Distinct Citing Papers | 1.45 | 1.50 |
| Self-Citation Percentage |
7.03%
|
|
O'Brien, Charles P.
University of Pennsylvania Perelman School of Medicine,
United States
2020 Rank: 2,170
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: 10 out of 12,500 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2,170 | 2,413 |
| Total Cites | 31,380 | 33,750 |
| H-index | 83 | 86 |
| Hm-index | 38 | 39 |
| Number of Single Authored Papers | 54 | 54 |
| Total Cites to Single Authored Papers | 1,547 | 1,573 |
| Number of Single+First Authored Papers | 116 | 116 |
| Total Cites to Single+First Authored Papers | 4,246 | 4,384 |
| Number of Single+First+Last Authored Papers | 327 | 327 |
| Total Cites to Single+First+Last Authored Papers | 22,228 | 23,643 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 21,512 | 22,316 |
| Ratio of Total Citations to Distinct Citing Papers | 1.46 | 1.51 |
| Self-Citation Percentage |
7.02%
|
|
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