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The phrase "are needed to compare" is correct and usable in written English.
It can be used when discussing the requirements or criteria necessary for making a comparison between two or more items or concepts.
Example: "Several metrics are needed to compare the performance of these two software applications effectively."
Alternatives: "are required for comparison" or "are essential to compare".
Exact(60)
Comparative effectiveness RCTs are needed to compare several approaches to insulin management on intermediary glycemic, clinical, and economic outcomes for patients receiving continuous enteral nutrition and TPN.
Larger prospective randomized clinical trials are needed to compare these two techniques.
Further studies are needed to compare topical efficacy to other transdermal delivery methods and skin permeation enhancers.
Additional efforts are needed to compare the education inequalities among different stages with a more restricted method.
Further studies are needed to compare the effects of price discounts on consumer perceptions between online and offline apparel shopping.
Therefore, additional studies are needed to compare circulating monocyte subsets with infiltrated macrophages in adipose tissue evaluated by biopsy.
Large well-designed trials are needed to compare the efficacies of vitamin K1 and K2 on fractures.
Well-designed prospective, randomized trials including a cost-benefit analysis are needed to compare intensive and nonintensive follow-up regimens.
More field studies on software professionals are needed to compare contextual factors such as methods, processes, and maintenance tools.
Further studies are needed to compare the N k values and examine the validity of correlation methods proposed for saturated and normally consolidated soils.
More studies are needed to compare the use of diameter-based measurements to left ventricular volumes as a gold standard for assessing left ventricular systolic function and preload.
More suggestions(15)
are suitable to compare
are adequate to compare
are needed to control
are needed to prove
are needed to knock
are needed to screen
are needed to make
are needed to deal
are presented to compare
are provided to compare
are needed to adopt
are needed to have
are needed to inform
are shown to compare
are selected to compare
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com