Callahan, Christopher M.
Indiana University School of Medicine,
United States
2025 Rank: 30240
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 50 out of 13443 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 30240 | 31613 |
| Total Cites | 15515 | 17229 |
| H-index | 61 | 65 |
| Hm-index | 21 | 22 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 150 | 163 |
| Number of Single+First Authored Papers | 70 | 70 |
| Total Cites to Single+First Authored Papers | 5542 | 5924 |
| Number of Single+First+Last Authored Papers | 129 | 129 |
| Total Cites to Single+First+Last Authored Papers | 7856 | 8527 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 13535 | 14291 |
| Ratio of Total Citations to Distinct Citing Papers | 1.15 | 1.21 |
| Self-Citation Percentage |
9.95%
|
|
Callahan, Christopher M.
Eskenazi Health,
United States
2024 Rank: 29169
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 47 out of 12694 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 29169 | 30313 |
| Total Cites | 14736 | 16387 |
| H-index | 59 | 64 |
| Hm-index | 21 | 22 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 145 | 158 |
| Number of Single+First Authored Papers | 69 | 69 |
| Total Cites to Single+First Authored Papers | 5333 | 5695 |
| Number of Single+First+Last Authored Papers | 128 | 128 |
| Total Cites to Single+First+Last Authored Papers | 7468 | 8104 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 12827 | 13560 |
| Ratio of Total Citations to Distinct Citing Papers | 1.15 | 1.21 |
| Self-Citation Percentage |
10.08%
|
|
Callahan, Christopher M.
Indiana University School of Medicine,
United States
2023 Rank: 28261
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 46 out of 11765 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 28261 | 29885 |
| Total Cites | 13960 | 15522 |
| H-index | 57 | 60 |
| Hm-index | 20 | 21 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 143 | 156 |
| Number of Single+First Authored Papers | 69 | 69 |
| Total Cites to Single+First Authored Papers | 5114 | 5465 |
| Number of Single+First+Last Authored Papers | 126 | 126 |
| Total Cites to Single+First+Last Authored Papers | 7098 | 7712 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 12114 | 12796 |
| Ratio of Total Citations to Distinct Citing Papers | 1.15 | 1.21 |
| Self-Citation Percentage |
10.06%
|
|
Callahan, Christopher M.
Center for Aging Research,
United States
2022 Rank: 28088
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 47 out of 10883 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 28088 | 29312 |
| Total Cites | 13005 | 14521 |
| H-index | 54 | 58 |
| Hm-index | 19 | 20 |
| Number of Single Authored Papers | 20 | 20 |
| Total Cites to Single Authored Papers | 134 | 147 |
| Number of Single+First Authored Papers | 67 | 67 |
| Total Cites to Single+First Authored Papers | 4857 | 5202 |
| Number of Single+First+Last Authored Papers | 124 | 124 |
| Total Cites to Single+First+Last Authored Papers | 6643 | 7237 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 11244 | 11903 |
| Ratio of Total Citations to Distinct Citing Papers | 1.16 | 1.22 |
| Self-Citation Percentage |
10.44%
|
|
Callahan, Christopher M.
Indiana University School of Medicine,
United States
2021 Rank: 26966
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 38 out of 10025 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 26966 | 28156 |
| Total Cites | 12578 | 14073 |
| H-index | 53 | 57 |
| Hm-index | 19 | 20 |
| Number of Single Authored Papers | 19 | 19 |
| Total Cites to Single Authored Papers | 132 | 145 |
| Number of Single+First Authored Papers | 65 | 65 |
| Total Cites to Single+First Authored Papers | 4732 | 5076 |
| Number of Single+First+Last Authored Papers | 121 | 121 |
| Total Cites to Single+First+Last Authored Papers | 6427 | 7017 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 10855 | 11504 |
| Ratio of Total Citations to Distinct Citing Papers | 1.16 | 1.22 |
| Self-Citation Percentage |
10.62%
|
|
Callahan, Christopher M.
Center for Aging Research,
United States
2020 Rank: 26343
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 56 out of 9241 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 26343 | 27559 |
| Total Cites | 11487 | 12931 |
| H-index | 52 | 55 |
| Hm-index | 18 | 20 |
| Number of Single Authored Papers | 19 | 19 |
| Total Cites to Single Authored Papers | 126 | 137 |
| Number of Single+First Authored Papers | 62 | 62 |
| Total Cites to Single+First Authored Papers | 4399 | 4733 |
| Number of Single+First+Last Authored Papers | 117 | 117 |
| Total Cites to Single+First+Last Authored Papers | 5858 | 6428 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 9880 | 10503 |
| Ratio of Total Citations to Distinct Citing Papers | 1.16 | 1.23 |
| Self-Citation Percentage |
11.17%
|
|