Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
has varied among
Grammar usage guide and real-world examplesUSAGE SUMMARY
This is a perfectly correct and usable phrase in written English.
It means the same thing as "has ranged among" and is often used when referring to a particular group or range of items or topics. For example, "The opinions regarding the best vacation destination for summer have varied among people in the United States."
✓ Grammatically correct
Science
News & Media
Alternative expressions(3)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
16 human-written examples
The definition of systolic dysfunction has varied among previous studies (LVEF <50 to 55%), which may in part explain the varying incidence.
Science
The popularity of subprime mortgages has varied among different city neighborhoods.
News & Media
State agencies are a part of the executive branch, and commissioners are appointees of the governor, but their autonomy has varied among administrations.
News & Media
Nonetheless, uptake has varied among countries and populations within countries.
Science
However, the reported rate of cancer development in patients with HGD who were undergoing surveillance has varied among published studies.
Science
Melamine migration normalized to wetted surface area has varied among previous studies from 0.16 to 0.57 in 3%% acetic acid and 0.02 to 0.10 μg/cm2 in water (both at 90 °C for 30 min) (Chien et al. 2011), 0.34 μg/cm2 (3%% acetic acid for 30 min) (Lund and Petersen 2006), and 1.2 to 8.0 70 °C2 (70 °C for 2 h).
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
However, its effects on rumen, blood, and fecal pH have varied among studies.
Science
Other baseline conditions have varied among studies making comparisons of the effectiveness of different designs problematic.
Science
The Education Department's data does not show how the rates may have varied among subgroups of students.
News & Media
The immunocompetence is likely to have varied among individuals and populations.
Science
Furthermore, historic baseline coral cover may have varied among subregions due to differences in disturbance frequency or the morphology of dominant species.
Science
Expert writing Tips
Best practice
When using "has varied among", ensure you clearly specify the groups or categories among which the variation occurs to avoid ambiguity. This provides context and enhances clarity.
Common error
Avoid using "has varied among" without clearly stating what aspect is varying. For example, instead of saying "Results have varied among studies", specify what results you are referring to such as "The reported success rates have varied among studies".
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has varied among" functions as a verb phrase indicating that a particular characteristic, condition, or measurement has differed or fluctuated across multiple groups, items, or studies. Ludwig AI provides numerous examples demonstrating this usage across various contexts.
Frequent in
Science
70%
News & Media
30%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "has varied among" is a grammatically sound and commonly used expression to indicate differences or fluctuations across multiple groups, items, or studies. As validated by Ludwig AI, it is frequently used in scientific and news contexts to highlight inconsistencies or variations. When using this phrase, ensure clarity by specifying the subject of variation. While versatile, it leans toward a neutral to formal register. Related phrases include "has differed between" and "has ranged from", depending on the specific nuance you wish to convey. Remember that ensuring you specify the subject of variation enhances clarity and provides context.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has differed between
Focuses on the difference between two specific entities rather than a range.
has fluctuated between
Implies a continuous change or oscillation between different states.
has ranged from
Indicates the scope or extent of variation within a defined set of limits.
has shown diversity across
Highlights the variety and distinctness present within a group.
has been inconsistent across
Emphasizes the lack of uniformity or predictability in different instances.
has changed depending on
Highlights the impact of certain conditions to change results.
has been disparate among
Suggests a wide divergence or inequality across different elements.
has evolved differently across
Implies that different elements are evolving in distinctive ways.
has been distinct across
Emphasizes the marked differences or uniqueness observed across a range.
has contrasted between
Highlights the differences that can be observed between some elements.
FAQs
How can I use "has varied among" in a sentence?
Use "has varied among" to show differences or fluctuations across multiple groups or categories, for example: "The popularity of different features "has varied among" users."
What's a synonym for "has varied among"?
Alternatives include phrases like "has differed between", "has fluctuated between", or "has ranged from", depending on the context.
Is it correct to say "have varied among"?
No, use "have varied among" when referring to a plural subject. For singular subjects such as 'it' or 'the study', use "has varied among". For example: 'The results have varied among participants', or 'The methodology has varied among studies'.
What is the difference between "has varied among" and "has varied between"?
"Has varied among" is used when there are more than two options or categories involved, while "has varied between" is usually used when comparing only two options.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested