| Indicator | University Z-score | Average country Z-score |
|---|---|---|
|
Multi-affiliation
|
-0.025 | -0.119 |
|
Retracted Output
|
-0.625 | -0.208 |
|
Institutional Self-Citation
|
1.913 | 0.208 |
|
Discontinued Journals Output
|
-0.343 | -0.328 |
|
Hyperauthored Output
|
-0.900 | 0.881 |
|
Leadership Impact Gap
|
-0.298 | 0.809 |
|
Hyperprolific Authors
|
-0.855 | 0.288 |
|
Institutional Journal Output
|
-0.268 | -0.139 |
|
Redundant Output
|
0.113 | 0.778 |
Niigata University of Health and Welfare demonstrates a robust scientific integrity profile, reflected in an overall risk score of -0.330. The institution's primary strengths lie in its remarkable resilience against adverse national trends, particularly in mitigating hyper-authorship, hyperprolific authors, and dependency on external collaborations for impact. Furthermore, the university exhibits exemplary control over its publication channels, with minimal exposure to retracted or discontinued journals. However, this strong foundation is contrasted by a significant vulnerability in Institutional Self-Citation and a moderate risk in Redundant Output, which require strategic attention. These integrity metrics provide a crucial context for the university's recognized academic strengths, particularly in its key research areas of Biochemistry, Genetics and Molecular Biology, and Medicine, as highlighted by SCImago Institutions Rankings data. While the institutional mission was not specified, any pursuit of global excellence and social responsibility is inherently challenged by practices that suggest insularity. A high rate of self-citation, for instance, can create an 'echo chamber' that limits external validation and global impact. To fully leverage its scientific strengths and solidify its reputation, the university is encouraged to review its internal citation and publication strategies, ensuring its significant contributions achieve the broad, independent recognition they deserve.
The institution's Z-score for this indicator is -0.025, slightly above the national average of -0.119, though both values remain within a low-risk threshold. This subtle divergence suggests an incipient vulnerability that warrants observation. While multiple affiliations are often a legitimate result of researcher mobility or partnerships, the university's slightly elevated rate compared to its peers could signal an emerging trend. It is advisable to monitor this activity to ensure it continues to reflect genuine collaboration rather than evolving into strategic attempts to inflate institutional credit or "affiliation shopping," thereby safeguarding the transparency of its research partnerships.
With a Z-score of -0.625, the institution demonstrates an exceptionally low rate of retracted publications, performing significantly better than the national average of -0.208. This result indicates a strong and consistent commitment to research quality. The near-absence of these critical events suggests that the university's quality control mechanisms prior to publication are functioning effectively. This performance is a hallmark of a healthy integrity culture, where responsible supervision and methodological rigor prevent systemic failures, reinforcing the credibility and reliability of the institution's scientific record.
The university presents a Z-score of 1.913 in institutional self-citation, a figure that indicates high exposure to this risk and is substantially greater than the national average of 0.208. This is the most significant area of concern in the institution's profile. While a certain level of self-citation is natural, this disproportionately high rate signals a potential scientific isolation or an 'echo chamber' where work is validated internally without sufficient external scrutiny. Such a pattern warns of the risk of endogamous impact inflation, suggesting that the institution's academic influence may be oversized by internal dynamics rather than by recognition from the global scientific community, a practice that could undermine its long-term reputational goals.
The institution's Z-score of -0.343 reflects a near-total absence of publications in discontinued journals, positioning it more securely than the national context, which has a score of -0.328 and a low-risk profile. This excellent result demonstrates a clear and effective due diligence process in the selection of dissemination channels. By avoiding journals that fail to meet international ethical or quality standards, the university successfully shields itself from severe reputational risks. This practice indicates a high level of information literacy and a commitment to investing resources in credible, high-quality publication venues rather than 'predatory' or substandard ones.
With a Z-score of -0.900, the institution shows a very low incidence of hyper-authored publications, demonstrating institutional resilience against a practice that is a medium-level risk for the country (Z-score: 0.881). This strong negative signal suggests that the university's governance and authorship policies effectively filter out the national tendency towards author list inflation. This practice fosters greater individual accountability and transparency, clearly distinguishing between necessary large-scale collaboration and potentially problematic 'honorary' or political authorship practices that can dilute the meaning of contributorship.
The university exhibits a Z-score of -0.298, indicating a healthy and sustainable impact profile, which contrasts sharply with the medium-risk national average of 0.809. This demonstrates institutional resilience, suggesting that its scientific prestige is built on strong internal capacity rather than being dependent on external partners. A low gap indicates that the institution exercises intellectual leadership in its collaborations and that its high-impact work is structural and endogenous. This is a sign of a mature research ecosystem capable of driving its own scientific agenda and generating recognized excellence from within.
The institution's Z-score of -0.855 is firmly in the low-risk category, showcasing its resilience against the national trend, which sits at a medium-risk Z-score of 0.288. This indicates that the university effectively discourages practices that lead to extreme individual publication volumes. By maintaining this control, the institution fosters an environment that prioritizes quality and meaningful intellectual contribution over sheer quantity. This approach mitigates risks such as coercive authorship, data fragmentation, or the assignment of authorship without real participation, thereby protecting the integrity of its scientific record.
With a Z-score of -0.268, the institution shows a near-total operational silence in this indicator, performing even better than the country's already very low average of -0.139. This is a strong positive signal of a commitment to external validation. By avoiding reliance on its own journals, the university effectively sidesteps potential conflicts of interest and the risk of academic endogamy, where production might bypass independent peer review. This strategy ensures that its research is tested against global standards, maximizing its international visibility and competitive validation.
The institution's Z-score for redundant output is 0.113, which, while in the medium-risk category, reflects differentiated management compared to the much higher national average of 0.778. This indicates that although the risk is present, the university moderates this behavior more effectively than its national peers. A lower score suggests a reduced tendency toward 'salami slicing,' the practice of dividing a single study into minimal publishable units to artificially inflate productivity. This more controlled approach points to a greater institutional focus on publishing complete, significant new knowledge rather than merely maximizing publication volume.
