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
impaired performance
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "impaired performance" is correct and usable in written English.
It can be used to describe a decrease in effectiveness or efficiency in a particular task or activity, often due to various factors such as health issues, environmental conditions, or lack of resources. Example: "The athlete's impaired performance during the competition was attributed to a recent injury."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
reduced efficiency
diminished capability
poor execution
reduced performance
undermined performance
decrease performance
impaired function
decreased proficiency
reduced proficiency
decreased effectiveness
diminished impact
suboptimal performance
undermined the efficiency
reduced productivity
diminished output
impaired work performance
reduced productivity at work
diminished work capacity
decreased productivity
limited productivity
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
59 human-written examples
RhoE gt/gt mice show an abnormal body position with profound motor impairment and impaired performance in most neurobehavioral tests.
Science
In that case, impaired performance on the two verbal tasks would be associated with impaired performance on the non-verbal flanker task.
Science
While some studies presented impaired performance on decision-making tests, others did not.
Both doses impaired performance in the Morris Water Maze task, whereas only the higher dose impaired performance in the AAPA task.
Science
Individuals with ADHD have exhibited impaired performance on the Stroop paradigm.
We found that patients showed impaired performance on trials that taxed their pattern separation abilities.
Science
The neural correlates of impaired performance of gestures are currently unclear.
Science
In contrast, CPEE offspring did not have impaired performance of the rewarded-alternation Y-maze task.
Science
We also observed that ethanol impaired performance on the rotarod and locomotor activities of rats.
Science
This leads to reduced sleep and, in turn, elevated sleepiness and impaired performance, health, and safety.
Advanced ovarian cancer (OC) is associated with impaired performance status and comorbidities for many patients.
Expert writing Tips
Best practice
When discussing "impaired performance", be specific about the area or task affected. For example, instead of saying "performance was impaired", specify "cognitive performance was impaired" or "motor performance was impaired".
Common error
Avoid using "impaired performance" without providing context. Saying that someone has "impaired performance" without specifying the task or area affected is vague and uninformative. Always clarify what kind of performance is impaired.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "impaired performance" primarily functions as a noun phrase, where "impaired" acts as an adjective modifying the noun "performance". Ludwig AI confirms its correct usage and prevalence across multiple fields, as exemplified in its many examples.
Frequent in
Science
75%
News & Media
13%
Formal & Business
12%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "impaired performance" is a commonly used phrase that describes a reduction or deficiency in the ability to perform a task or activity effectively. As Ludwig AI confirms, it's grammatically correct and versatile, appearing frequently in scientific, news, and business contexts. To use it effectively, be specific about the type of performance affected and avoid overgeneralizations. While the phrase is valuable for communicating a decline in capability, always consider related phrases like "reduced efficiency" or "diminished capability" to add nuance and precision to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
reduced efficiency
Focuses on the efficiency aspect of the performance being lower than expected.
diminished capability
Emphasizes a reduced ability to perform a specific task.
compromised functionality
Highlights that the function is working, but not as it should be.
suboptimal execution
Suggests that the performance was not the best it could have been.
deficient operation
Indicates a lack or inadequacy in the way something is operating.
weakened proficiency
Emphasizes a decline in skill or expertise.
faulty performance
Implies that the performance is incorrect or not functioning properly.
declined effectiveness
Focuses on the decrease in the power to produce a desired result.
poor execution
Highlights the low quality of the process of carrying out a task.
inadequate output
Stresses that the result or product is not sufficient.
FAQs
How can I use "impaired performance" in a sentence?
You can use "impaired performance" to describe a decline in the ability to perform a task effectively. For example: "The study showed that sleep deprivation leads to "impaired performance" on cognitive tests."
What are some alternatives to "impaired performance"?
Depending on the context, you can use alternatives such as "reduced efficiency", "diminished capability", or "compromised functionality".
What causes "impaired performance"?
"Impaired performance" can result from various factors, including stress, fatigue, illness, or the effects of medication. Identifying the cause is crucial for addressing the issue effectively.
Is "impaired performance" the same as "poor performance"?
While similar, "impaired performance" often suggests a specific underlying cause affecting ability, whereas "poor performance" is a more general term for inadequate results. "Impaired performance" implies a decline from a previous, higher level of function.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested