“In 2023, 28% of adults scored at or below Level 1…Adults scoring below Level 1 can comprehend simple sentences and short paragraphs with minimal structure but will struggle with multi-step instructions or complex sentences, while those at Level 1 can locate explicitly cued information in short texts, lists, or simple digital pages with minimal distractions but will struggle with multi-page texts and complex prose…of the adults with low English literacy skills, 66% were born in the U.S.”



I think you are comprehending them correctly, they are not equivalent. Comparing the descriptions of capabilities may be the closest we can get.