What is a 5-year impact factor?

A 5-Year Impact Factor is an academic journal metric showing the average citations per article from the past five years, calculated in the current year, offering a stable view of a journal's long-term influence, useful for fields with slower citation rates, and indicates a journal's trend (improving if 5-year IF > 2-year IF, declining if lower). It's found in databases like Journal Citation Reports (JCR) and calculated by dividing total citations in the JCR year by the total citable items (articles, reviews) published in the five preceding years.

Is the impact factor of 5 good?

In general, an impact factor of 10 or higher is considered remarkable, while 3 is good, and the average score is less than 1. 🍍 Who invented the impact factor? Eugene Garfield, the founder of the Institute for Scientific Information (ISI), invented the measurement known as impact factor.

What is the 5-year impact factor of scientific reports?

According to Clarivate's Journal Citation Reports for 2024, Scientific Reports has: 2-year Impact Factor: ~3.9. 5-year Impact Factor: ~4.3.

What does 2 year impact factor mean?

Two-Year Impact Factor

Impact factors are calculated by the number of times articles were cited (including self-citing), divided by the number of articles that were published in the same years. The higher the number, the more the journal was circulated.

Is 2.5 a good impact factor for a journal?

Yes, a 2.5 impact factor (IF) is generally considered good or decent, falling into the respectable range for many fields, though it's not "top-tier" like journals with IFs of 10+; it signifies that articles in that journal are cited reasonably often, but its actual quality depends heavily on the specific research discipline, as averages vary significantly.
 

What is Impact Factor? Learn with Dr. Pawan whig

What is the 5-year impact factor?

5-year Impact Factor

The 5-year journal Impact Factor is the average number of times articles from the journal published in the past five years have been cited in the JCR year. It is caclulated by dividing the number of citations in the JCR year by the total number of articles published in the five previous years.

Is 7.1 a good impact factor?

An Impact Factor of 7.1 means that Age and Ageing is now the fifth highest-ranked journal in the Geriatrics and Gerontology category. It has retained its place as the highest-impact clinical geriatrics journal in the world.

Does impact factor really matter?

Why does it matter? The Impact Factor matters because it is a quick, quantifiable measure of a journal's influence within the academic community.

Can impact factor be manipulated?

However, impact factors may be manipulated by editors. According to the ex- planatory statements and announcements made by the authors submitting their work to the journals, the impact factor is still being di- rectly manipulated [4–6].

What is Q1, Q2, Q3, Q4 journal impact factor?

There are four quartiles: Q1, Q2, Q3 and Q4. Q1 is occupied by the top 25% of journals in the list; Q2 is occupied by journals in the 25 to 50% group; Q3 is occupied by journals in the 50 to 75% group and Q4 is occupied by journals in the 75 to 100% group. Q1 is occupied by the top 25% of journals in the list.

How many years before a journal gets an Impact Factor?

In short, it takes about three years to get your first Journal Impact Factor because your JIF will be based on the number of citable items from the last calendar year and the two years of publication data before that.

What is the 5 year Impact Factor of the American journal of Community psychology?

In 2023, the journal had a two-year impact factor of 3.4 and a five-year impact factor of 4.2. According to Clarivate's journal impact factor report, AJCP is consistently ranked as a top journal in the categories of Psychology, Multidisciplinary, Public, Environmental & Occupational Health, and Social Work.

How much impact factor is considered high?

A good impact factor can vary by field, but in many scientific disciplines, an IF above 5 or 10 is often considered high.

How do I know if a journal is high impact?

Impact Factors are used to measure the importance of a journal by calculating the number of times selected articles are cited within the last few years. The higher the impact factor, the more highly ranked the journal. It is one tool you can use to compare journals in a subject category.

What is a "predatory" journal?

Predatory journals—also called fraudulent, deceptive, or pseudo-journals—are publications that claim to be legitimate scholarly journals, but misrepresent their publishing practices.

How to determine if a journal is predatory?

What is a Predatory Journal?

1. Have no rigorous peer review, editorial, or preservation services.
2. Have no quality control in their selection process.
3. Exploit open access publication models for the sole purpose of financial gain.

Is 2.5 a high Impact Factor?

Yes, a 2.5 Impact Factor (IF) is generally considered a good score, especially in fields like social sciences or physical sciences, though "high impact" varies significantly by discipline; while STEM fields might see 10+ as high, 2-5 is often solid in social sciences, and a 2.5 means papers are cited 2.5 times on average in the past two years, making it respectable and above the overall average.
 

Who decides the Impact Factor?

Journal impact factor was developed by the Institute for Scientific Information (now part of Thomson Reuters). Thomson Reuters determines a journal's impact factor by calculating the average number of times articles published by the journal during a particular 2-year period were cited in the subsequent year.

Is an impact score of 30 good?

Impact scores run from 10 to 90, where 10 is best. Generally speaking, impact/priority scores of 10 to 30 are most likely to be funded; scores between 31 and 45 might be funded; scores greater than 46 are rarely funded.

Is low impact factor bad?

If the journal has a high impact factor, it must mean the research you will find within it is solid, goes the sentiment; if the number is low, be skeptical. The journal impact factor is calculated by an analytics company called Clarivate.

Is 0.6 a good impact factor?

The new impact factor of 0.6 represents a significant step forward for Health Scope and demonstrates the increasing relevance and impact of the research published in our journal.

How to find Q1, Q2, Q3, and Q4 journals?

How to Find a Q1, Q2, Q3, Q4 Journal

1. Step 1: Identify your research field/subject area. ...
2. Step 2: Use Scopus (Sources) or SCImago to find the journal. ...
3. Step 3: Use the provided lists (web or PDF) ...
4. Step 4: Filter journals by Quartile when searching. ...
5. Step 5: Record your findings and keep checking.

Is Age and Aging a good journal?

It is a leading international clinical geriatric medicine journal and is highly influential with an Impact Factor of 6.7 and is in the top quartile of its category for Geriatrics and Gerontology journals (ranked 10 out of 54).

What is the impact factor of aging 2025?

(Toronto, ON, June 19, 2025) JMIR Publications is pleased to announce that JMIR Aging has received a Journal Impact Factor of 4.8, as published in Journal Citation Reports 2025 from Clarivate.