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
the subjects were compared
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the subjects were compared" is correct and usable in written English.
It can be used in research or academic contexts when discussing the evaluation or analysis of different subjects or groups. Example: "In the study, the subjects were compared based on their responses to the survey questions."
✓ 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
5 human-written examples
Socio-demographic and clinical characteristics of the subjects were compared by gender.
Science
Screening histories of the subjects were compared between cases and matched controls for the identical calendar period before the time of diagnosis of the cases.
Science
Baseline characteristics of the subjects were compared according to the presence of metabolic syndrome using Student's t and Pearson χ tests for continuous and categorical variables, respectively.
Science
Demographic and baseline clinical characteristics of the subjects were compared between site No.7 and all other sites to explore any subject or practice characteristics that might lead to substantially more subjects treated at site No.7 maintaining or improving their VA from baseline to month 6 compared to other sites (83% versus 49%, respectively; p = 0.0134; Table 6).
Science
The period when signals exceeded the threshold (shown as a dotted line with a value of 1) was defined as dynamic activities, whereas static conditions was denoted by the dotted line with a value of 0. The angles of trunk inclination of the known period of static standing before and after the work for all of the subjects were compared by intra-class correlation coefficient (ICC).
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
When the performance of the subjects was compared at rising and steady-state concentrations of alcohol, AT was shown for the most complex task requiring parallel processing, i.e., RT with failed inhibition, test.
Science
The subjects being compared were health, education, safety, democracy and equality.
News & Media
The baseline characteristics of these subjects were compared against subjects with initial-to-final dates longer than two years or with missing dates using the chi-squared test to determine if there were significant differences between these two groups.
Science
Individual plasma concentration time profiles of these subjects were compared with the predicted concentration time profiles for 500 individuals.
Consequently, the interpretation of a CGH microarray depends on the reference genome with which the subject is compared.
Science & Research
When the data from the female subjects were compared, we found that the lean group still showed a significant (P = 0.02) increase in MBV, which was absent in the obese group (P = 0.45).
Science
Expert writing Tips
Best practice
When using "the subjects were compared", ensure clarity about the basis of comparison. Specify the criteria or variables used to evaluate the subjects to provide context and meaning.
Common error
Avoid using "the subjects were compared" without specifying what aspects were compared. Vague statements lack informative value and can confuse the reader. Always clarify the comparison criteria.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the subjects were compared" functions as a passive construction indicating that a comparison was made between different subjects. As Ludwig AI indicates, this phrase is grammatically correct and commonly used in academic writing.
Frequent in
Science
80%
News & Media
10%
Academia
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "the subjects were compared" is a grammatically correct phrase frequently used in scientific and academic writing to describe a comparative analysis between different groups. As Ludwig AI confirms, the phrase is suitable for formal contexts, particularly in research papers and reports. When using this phrase, ensure you clearly specify the basis for comparison to avoid vagueness. Alternatives include "subjects were contrasted" or "a comparative analysis was performed", depending on the context and desired nuance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the subjects were contrasted
This alternative uses the word "contrasted" instead of "compared", emphasizing the differences between the subjects.
the profiles of the subjects were contrasted
This alternative uses the word "contrasted" instead of "compared", emphasizing the differences between the subjects' profiles.
the experimental groups were compared
This alternative is more specific, implying that it refers to the study groups.
a comparison of the subjects was conducted
This alternative uses a noun phrase to describe the act of comparing, which changes the sentence structure from passive to active.
a comparative analysis of the subjects was performed
This alternative emphasizes a formal analysis, suggesting a detailed examination.
the different groups of subjects were analyzed
This alternative emphasizes that the study groups were being studied.
the subjects were evaluated in relation to each other
This alternative specifies that the subjects were evaluated in relation to one another, adding clarity.
the attributes of the subjects were assessed and contrasted
This alternative specifies that the attributes were evaluated and also contrasted.
the data from the subjects were compared
This alternative specifies that the data from the subjects, and not the subjects themselves, are compared.
the outcomes for the subjects were compared
This alternative specifies that the results of the subjects, and not the subjects themselves, are compared.
FAQs
What does "the subjects were compared" mean in research?
In research, "the subjects were compared" means that researchers analyzed data from different participants or groups to identify similarities and differences based on specific variables or criteria. This process helps to draw conclusions and make inferences about the population being studied.
What's a more concise way to say "the subjects were compared"?
Alternatives to "the subjects were compared" include "subjects were contrasted", "a "comparative analysis" was performed", or "the groups were evaluated" depending on the specific nuance you want to convey.
How do I use "the subjects were compared" in a sentence?
You can use "the subjects were compared" in a sentence like this: "In the study, "baseline characteristics" of the subjects were compared to assess the impact of the intervention."
What's the difference between "the subjects were compared" and "the subjects were analyzed"?
"The subjects were compared" implies a direct comparison between two or more groups, whereas "the subjects were analyzed" suggests a broader examination of the subjects' characteristics or behaviors, which may or may not involve direct comparisons.
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
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested