a crossover trial

USAGE SUMMARY

The phrase "a crossover trial" is correct and usable in written English.
It is typically used in the context of clinical research to describe a type of study where participants receive different treatments in a sequential manner. Example: "In this study, we conducted a crossover trial to evaluate the effectiveness of the new medication compared to the standard treatment."

✓ Grammatically correct

Science

Science & Research

News & Media

Human-verified examples from authoritative sources

Exact Expressions

40 human-written examples

All patients participated in a crossover trial consisting of three experiments on different days.

Nature

The observed data from a crossover trial can be incomplete because of potential dropouts.

Journal of Statistical Planning and Inference

The second study was a crossover trial involving 2 groups of 4 participants each (younger and older group) that received single acute feedings of either vitamin D2-fortified cheese or water.

Journal of Dairy Science

In a crossover trial of two diets (vegetarian and meat/dairy) in patients with CKD stage late 3 or stage 4, lower serum phosphorus, FGF23 levels, and decreased urinary phosphorus excreted during 24-h excretion was observed in the vegetarian diet compared with the meat-based diet58.

Nature

In a crossover trial conducted in 12 children, De la Oliva et al. [13] observed that the improvement in PVA with NAVA was associated with an improvement in comfort score.

Annals of Intensive Care

These same researchers subsequently did something called a crossover trial, where you use the same study subjects to test different diets.

HuffPost

Human-verified similar examples from authoritative sources

Similar Expressions

20 human-written examples

In phase one, half the patients go through a crossover trial-within-a trial; so we will have excellent prospective data to evaluate whether angiotensin II receptor blocker (ARB) or diuretic is more effective, respectively, in the younger and older patients and whether baseline renin is more or less predictive than age.

BMJ Open

A clinical crossover trial demonstrated a greater amount of gastric content in the airways when patients were kept supine compared to a period of head elevation [ 35].

Critical Care

Poulter N, Chang CL, Cuff A, Poulter C, Sever P & Thom S (1994): Lipid profiles after the daily consumption of an oat-based cereal: a controlled crossover trial.

Nature

The present study used a randomized, crossover trial design comparing eating breakfast (EB and SBB days.

Physiology & Behavior

Thirty healthy subjects (15 females) participated in this study designed as a randomised crossover trial.

PAIN®

Expert writing Tips

Best practice

When writing about clinical research, use the phrase "a crossover trial" to clearly indicate a study design where participants receive different treatments sequentially. This design helps control for individual variability.

Common error

Avoid using "a crossover trial" when a significant carryover effect from one treatment to the next is likely. Carryover effects can invalidate the results, as the effects of the first treatment may influence the outcome of the second treatment.

Linguistic Context

The phrase "a crossover trial" functions as a noun phrase, typically serving as the subject or object of a sentence. Ludwig AI validates that it denotes a specific type of research study in scientific contexts.

Expression frequency: Very common

Frequent in

Science

45%

Science & Research

30%

News & Media

10%

Less common in

Formal & Business

5%

Encyclopedias

5%

Wiki

5%

Ludwig's WRAP-UP

The analysis confirms that "a crossover trial" is a grammatically correct and frequently used noun phrase, particularly in scientific and medical research. Ludwig AI's assessment indicates that the phrase is well-established and serves to identify a specific study design where participants receive multiple treatments sequentially. The phrase is most commonly found in formal and scientific contexts, signaling its use in professional and technical discussions. When employing this phrase, ensure that the context aligns with clinical research and consider the potential for carryover effects.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

crossover study

Omits the article "a", resulting in a slightly more concise phrase.

cross-over trial

Uses a hyphenated version of "crossover", maintaining the same meaning.

crossover clinical trial

Specifically emphasizes the clinical aspect of the trial.

randomized crossover trial

Highlights the randomization aspect of the crossover design.

controlled crossover study

Emphasizes the controlled nature of the study design.

cross-over study design

Rephrases the term to emphasize the design aspect.

within-subject trial

Refers to the core principle of crossover trials where each subject receives all interventions.

repeated measures study

Highlights the aspect of repeated measurements on the same subjects.

counterbalanced study

Focuses on the counterbalancing of treatment sequences to mitigate order effects.

switchback study

Uses a more informal synonym for a crossover trial, emphasizing the switching of treatments.

FAQs

What is the purpose of using "a crossover trial" design in research?

A crossover trial design minimizes variability by having each participant serve as their own control. This approach reduces the number of participants needed and increases the statistical power to detect treatment effects.

How does "a crossover trial" differ from a parallel-group trial?

In "a parallel-group trial", participants are randomly assigned to different treatment groups and remain in those groups throughout the study. In "a crossover trial", participants receive all treatments in sequence, with a washout period in between.

What are some potential drawbacks of "a crossover trial"?

Potential drawbacks include carryover effects, where the effects of one treatment influence the subsequent treatment, and increased study complexity, which can lead to higher dropout rates. It may also not be appropriate if the treatment has a permanent effect.

When is it appropriate to use "a crossover trial"?

It is appropriate when the treatment effect is expected to be reversible, a washout period can effectively eliminate carryover effects, and the condition being studied is relatively stable. This design is also useful when participant recruitment is challenging.