Callahan, Christopher M.
Indiana University School of Medicine,
United States
2025 Rank: 85875
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 156 out of 13443 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 85875 | 95560 |
| Total Cites | 698 | 744 |
| H-index | 11 | 11 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 4 | 4 |
| Number of Single+First Authored Papers | 70 | 70 |
| Total Cites to Single+First Authored Papers | 193 | 207 |
| Number of Single+First+Last Authored Papers | 129 | 129 |
| Total Cites to Single+First+Last Authored Papers | 356 | 380 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 644 | 662 |
| Ratio of Total Citations to Distinct Citing Papers | 1.08 | 1.12 |
| Self-Citation Percentage |
6.18%
|
|
Callahan, Christopher M.
Eskenazi Health,
United States
2024 Rank: 81268
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 140 out of 12694 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 81268 | 85968 |
| Total Cites | 778 | 829 |
| H-index | 12 | 13 |
| Hm-index | 4 | 5 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 2 | 2 |
| Number of Single+First Authored Papers | 69 | 69 |
| Total Cites to Single+First Authored Papers | 213 | 224 |
| Number of Single+First+Last Authored Papers | 128 | 128 |
| Total Cites to Single+First+Last Authored Papers | 358 | 378 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 703 | 730 |
| Ratio of Total Citations to Distinct Citing Papers | 1.11 | 1.14 |
| Self-Citation Percentage |
6.15%
|
|
Callahan, Christopher M.
Indiana University School of Medicine,
United States
2023 Rank: 52237
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 102 out of 11765 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 52237 | 54139 |
| Total Cites | 815 | 858 |
| H-index | 12 | 13 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 8 | 8 |
| Number of Single+First Authored Papers | 69 | 69 |
| Total Cites to Single+First Authored Papers | 218 | 224 |
| Number of Single+First+Last Authored Papers | 126 | 126 |
| Total Cites to Single+First+Last Authored Papers | 390 | 409 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 737 | 759 |
| Ratio of Total Citations to Distinct Citing Papers | 1.11 | 1.13 |
| Self-Citation Percentage |
5.01%
|
|
Callahan, Christopher M.
Center for Aging Research,
United States
2022 Rank: 45469
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 88 out of 10883 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 45469 | 52322 |
| Total Cites | 847 | 882 |
| H-index | 13 | 13 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 20 | 20 |
| Total Cites to Single Authored Papers | 6 | 6 |
| Number of Single+First Authored Papers | 67 | 67 |
| Total Cites to Single+First Authored Papers | 238 | 244 |
| Number of Single+First+Last Authored Papers | 124 | 124 |
| Total Cites to Single+First+Last Authored Papers | 420 | 433 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 768 | 784 |
| Ratio of Total Citations to Distinct Citing Papers | 1.10 | 1.13 |
| Self-Citation Percentage |
3.97%
|
|
Callahan, Christopher M.
Indiana University School of Medicine,
United States
2021 Rank: 41222
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 74 out of 10025 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 41222 | 40390 |
| Total Cites | 1346 | 1438 |
| H-index | 16 | 17 |
| Hm-index | 6 | 7 |
| Number of Single Authored Papers | 19 | 19 |
| Total Cites to Single Authored Papers | 8 | 10 |
| Number of Single+First Authored Papers | 65 | 65 |
| Total Cites to Single+First Authored Papers | 421 | 441 |
| Number of Single+First+Last Authored Papers | 121 | 121 |
| Total Cites to Single+First+Last Authored Papers | 709 | 749 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1191 | 1232 |
| Ratio of Total Citations to Distinct Citing Papers | 1.13 | 1.17 |
| Self-Citation Percentage |
6.40%
|
|
Callahan, Christopher M.
Center for Aging Research,
United States
2020 Rank: 33964
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geriatrics
SubField 2:
General & Internal Medicine
Rank in SubField 1: 75 out of 9241 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 33964 | 38038 |
| Total Cites | 1039 | 1135 |
| H-index | 16 | 16 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 19 | 19 |
| Total Cites to Single Authored Papers | 7 | 7 |
| Number of Single+First Authored Papers | 62 | 62 |
| Total Cites to Single+First Authored Papers | 303 | 331 |
| Number of Single+First+Last Authored Papers | 117 | 117 |
| Total Cites to Single+First+Last Authored Papers | 519 | 572 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 918 | 959 |
| Ratio of Total Citations to Distinct Citing Papers | 1.13 | 1.18 |
| Self-Citation Percentage |
8.46%
|
|