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
cases observed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "cases observed" is correct and usable in written English.
It can be used in contexts where you are referring to specific instances or examples that have been noted or recorded, often in research or analysis. Example: "In the study, we analyzed the various cases observed during the experiment to draw our conclusions."
✓ Grammatically correct
Science
News & Media
Alternative expressions(1)
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
60 human-written examples
In 2010, just over one in 10 of the cases observed at SC centres concerned under-25s.
News & Media
Rural areas voted much more heavily than did cities and towns, which in many cases observed a near total boycott.
News & Media
A recent UN report detailed how the Afghan court system fails to provide access for women, with the result that only 5% of domestic violence cases observed in the report ended in criminal prosecution.
News & Media
The dystocial cases observed were not related to the treatments.
Science
In some cases, observed evidence shows that tailoring performs as a damage arrest mechanism.
Science
This was confirmed by the high viscosities (~100 P in most cases) observed for them [129].
In all such cases, observed market prices are misleading; accounting (shadow) prices need to be used.
The study concludes that in the cases observed, the exam is having a negative impact on the teaching of writing.
Science
Previous studies conducted in Spain reported incidences of between 110 and 230 cases per 100,000 inhabitants/year [15, 16], versus the 212.7 cases observed in our study.
Science
The CDC's most recent report on MRSA shows a 13percentt decrease in cases observed between 2011 and 2014.
News & Media
On the one hand, there was no overall reduction in dengue cases observed from the use of the vaccine.
News & Media
Expert writing Tips
Best practice
When writing scientific reports or analyses, use "cases observed" to clearly indicate instances directly witnessed or recorded. This adds a layer of empirical grounding to your claims.
Common error
Avoid using "cases observed" excessively in passive constructions where the actor is unclear. Instead, specify who observed the cases to enhance clarity and accountability.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "cases observed" functions as a noun phrase, typically modifying another noun or verb. It denotes specific instances that have been noted or recorded. As Ludwig AI suggests, it is generally considered correct and usable in written English.
Frequent in
Science
65%
News & Media
25%
Formal & Business
10%
Less common in
Ludwig's WRAP-UP
In summary, the phrase "cases observed" is a grammatically sound and frequently used expression, especially in scientific and news contexts. As Ludwig AI confirms, it's appropriate for describing instances that have been directly witnessed or recorded. The phrase's formality makes it suitable for academic papers, reports, and formal analyses. While the phrase is correct and usable, be mindful of clarity and avoid overuse in passive constructions, always specifying who observed the cases when possible. Alternatives like "instances noted" or "examples seen" can provide variety, but "cases observed" directly conveys empirical grounding.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
instances noted
Emphasizes the act of noting or recording specific occurrences rather than just observing them.
examples seen
Focuses on visual perception or recognition of examples.
occurrences recorded
Highlights the formal act of recording events or incidents.
situations witnessed
Implies a personal or direct experience of the situations.
incidents reported
Emphasizes the act of reporting, suggesting a formal or official communication.
phenomena detected
Specifically refers to scientific or observable phenomena.
findings discovered
Highlights the element of discovery or uncovering new information.
developments monitored
Suggests a continuous or ongoing observation of changes or advancements.
results obtained
Focuses on the outcomes or consequences that were achieved.
events noticed
Highlights a broader set of events that have come to someone's attention.
FAQs
How can I use "cases observed" in a sentence?
You can use "cases observed" to refer to instances that have been noted or recorded, such as, "The study analyzed the various "cases observed" during the experiment".
What can I say instead of "cases observed"?
You can use alternatives like "instances noted", "examples seen", or "occurrences recorded" depending on the context.
Which is correct: "cases observed" or "observed cases"?
Both ""cases observed"" and "observed cases" are grammatically correct, but ""cases observed"" is often used when emphasizing the act of observation or documentation.
What's the difference between "cases observed" and "incidents reported"?
"Cases observed" typically refers to direct or firsthand observations, while "incidents reported" usually involves information communicated from another source.
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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested