lacks confirmation

USAGE SUMMARY

The phrase "lacks confirmation" is correct and usable in written English.
It can be used when indicating that something has not been verified or substantiated. Example: "The report lacks confirmation from the relevant authorities, making its claims questionable."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

This increase in the perinuclear phase is close to the noise level and lacks confirmation by a large number of cells at this stage, preventing to draw conclusions.

Biomedical Optics Express

It also raises the possibility that carbohydrate type may modify some aspects of lipid metabolism (e.g., cholesterol level) over the longer term, although this lacks confirmation from other studies.

Critical Reviews in Food Science and Nutrition

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

In situ measurements of this kind provide valuable insight into trace metal geochemistry, but final interpretation of the data lack confirmation of the reactions in the solid phases in the sediment.

Geochemical Transactions

Overall, while single studies provide some evidence for a reduced HCC incidence in virological responders, particularly in those with moderate liver fibrosis, we still lack confirmation that anti-HBV therapy prevents HCC in patients with an established cirrhosis, too.

Digestive and Liver Disease

Thus, although we lack confirmation by quantitative expression data, it appears that the two GM lines Pm3b#2 and #4, where the transgene showed the strongest phenotypic effects, also had the strongest transgene expression.

Plosone

Excluding the 4 unvaccinated subjects lacking confirmation of chronic HBsAg positivity, vaccine efficacy of the fully vaccinated against carriage was 96.6% (96% CI 91.5 100), and for the partially vaccinated versus unvaccinated was 90.1% (95% CI 69.9 100) (table 2).

Plosone

While convergent validity has already been investigated, discriminant validity is still lacking confirmation.

BMC Medical Research Methodology

Such 'negative lists' have proven to be quite practicable, but still lack confirmation as to effectiveness at the clinical endpoint level [ 19].

Drugs and Aging

For example, transcriptome structures such as operon linkages and transcript boundaries, etc. are not well understood and lack confirmation with experimental approaches.

BMC Genomics

Sensitivity analyses were conducted excluding the 260 cases with in situ breast cancer and excluding the 161 cases who self-reported breast cancer, but for whom we lacked confirmation.

Breast Cancer Research

However, because the ERE sites we examined were based on prediction by a computational algorithm and lacked confirmation by results from cell-based assays, it was not possible to know whether such EREs indeed function as predicted in vivo.

Breast Cancer Research

Expert writing Tips

Best practice

Use "lacks confirmation" when you want to express that a claim, statement, or finding has not been verified or supported by evidence. This phrase is suitable for formal and academic writing.

Common error

Avoid using "lacks confirmation" in casual conversation or informal writing. Simpler alternatives like "isn't confirmed" or "isn't proven" are more appropriate.

Linguistic Context

The phrase "lacks confirmation" functions as a predicate, indicating that a subject does not have the necessary evidence or verification to support its validity. Ludwig's examples show its use in academic and scientific contexts.

Expression frequency: Uncommon

Frequent in

Science

80%

News & Media

15%

Formal & Business

5%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "lacks confirmation" is a grammatically correct expression used to denote the absence of verification or evidence for a particular claim or statement. Ludwig AI indicates that its usage is more prevalent in formal and scientific contexts. It serves the purpose of highlighting uncertainty and is often found in academic and research settings. While not incorrect in other contexts, simpler alternatives may be more suitable for informal communication.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

is unconfirmed

Direct synonym, indicating that something has not been verified.

is unsubstantiated

Similar to unconfirmed, but implies a stronger need for evidence.

is unverified

Indicates that something has not been checked for accuracy.

remains to be proven

Highlights the need for future evidence or verification.

has not been validated

Suggests a formal process of validation is missing.

is without evidence

Emphasizes the absence of supporting evidence.

is not supported by data

Specific to situations where data is expected but missing.

has no corroboration

Stresses the absence of supporting information from other sources.

is questionable

Implies doubt about the validity or truth of something.

remains uncertain

Highlights the lack of definitive knowledge or clarity.

FAQs

What does "lacks confirmation" mean?

"Lacks confirmation" means that something has not been verified or supported by evidence. It indicates that a claim or statement is uncertain or unproven.

What can I say instead of "lacks confirmation"?

You can use alternatives such as "is unconfirmed", "is unsubstantiated", or "is unverified" depending on the context.

Is it appropriate to use "lacks confirmation" in formal writing?

Yes, "lacks confirmation" is suitable for formal writing, especially in academic or scientific contexts where precision is important.

How does "lacks confirmation" differ from "unproven"?

"Lacks confirmation" suggests a need for verification or supporting evidence, while "unproven" more directly states that something has not been demonstrated to be true. The difference is subtle, but "lacks confirmation" can imply that the verification process is ongoing or expected.