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Parkinsonism: onset, progression and mortality
Margaret M. Maier Hoehn, Melvin D. Yahr. Neurology, 1967-05-01
Topic: Risk, prevention and care in population studies
We do not hold a plain-English summary of this study yet. Use the links to the original below for its abstract and findings.
How this study scored 56/100
Published in a leading specialty journal. Scored zero for study design, sample size, effect reported, studied in people and randomised / blinded because the record does not state it. We have no data on strength of evidence, so that was left out: it earned 53 of the 95 points we could judge it on, which is 56 out of 100.
| Component | Points | Why |
|---|---|---|
| Journal tier | 9 / 10 | Tier 2 — leading specialty journal (Neurology) |
| Journal's citation record | 4 / 4 | Neurology: journal h-index 525 (OpenAlex, 2026-10-29) |
| Study design | 0 / 12 | No study design recorded — scores zero, not guessed (not stated in the record — scored 0) |
| Strength of evidence | — / 5 | No evidence rating recorded — left out of this score |
| Peer-review validation | 10 / 10 | Peer-reviewed. Published as an article in a named peer-reviewed journal. |
| How recent | 1 / 5 | 1967 — older than 20 years, still counted |
| Sample size | 0 / 4 | Participant count not stated — scores zero (not stated in the record — scored 0) |
| Effect reported | 0 / 3 | No effect size reported — scores zero (not stated in the record — scored 0) |
| Studied in people | 0 / 3 | Not stated whether this was studied in people — scores zero (not stated in the record — scored 0) |
| Randomised / blinded | 0 / 2 | No randomisation or blinding stated — scores zero (not stated in the record — scored 0) |
| Times cited | 7 / 7 | Cited 12,127 times (OpenAlex, 2026-10-10) |
| Citations per year | 5 / 5 | 198.8 citations a year over 61 year(s) since 1967 |
| Impact for its field and year | 4 / 6 | Cited 18.6× the average for papers of its field and year (OpenAlex FWCI) |
| Cited by studies here | 0 / 6 | No other study in this library cites it |
| Still being cited | 4 / 4 | Cited 1,193 times in 2024–2026 (2026 still in progress; OpenAlex) |
| Senior author's track record | 2 / 4 | Last-listed author Melvin D. Yahr: h-index 44 (OpenAlex, whole career) |
| Institution's track record | 2 / 3 | Columbia University: institution h-index 1,824 (OpenAlex) |
| Multi-centre collaboration | 1 / 3 | OpenAlex lists 2 institution(s) in 1 country |
| Indexed in PubMed | 2 / 2 | Indexed in PubMed (PMID 6067254) |
| Free to read | 2 / 2 | Free to read |
| Points | 53 / 95 | Scored on 19 of 20 parts. We have no data for the rest, so they are left out: 53 of the 95 points we could judge it on is 56 out of 100. |
| Total | 56 / 100 | — |
What each of these 20 components measures, and what this score is not →
Read the original
Full text: free to read — OpenAlex lists this copy as free to read: the link above (checked 6 Feb 1020).
Cite this study APA, Vancouver, BibTeX · download .bib or .ris
Built from the record alzhub holds for this paper, not looked up. Volume, issue and page numbers are not held in the record. Check the citation against the original before you use it.
APA 7th
Hoehn, M. M. M., & Yahr, M. D. (1967). Parkinsonism: onset, progression and mortality. Neurology. https://doi.org/10.1212/wnl.17.5.427
Vancouver
Hoehn MMM, Yahr MD. Parkinsonism: onset, progression and mortality. Neurology. 1967. doi:10.1212/wnl.17.5.427. PMID: 6067254.
BibTeX
@article{hoehn1967-6067254,
author = {Hoehn, Margaret M. Maier and Yahr, Melvin D.},
title = {{Parkinsonism: onset, progression and mortality}},
journal = {Neurology},
year = {1967},
doi = {10.1212/wnl.17.5.427},
pmid = {6067254},
url = {https://doi.org/10.1212/wnl.17.5.427}
}
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