Complex sentence: In her meta-analysis, Hoorens does not recommend a specific algorithm as little is known about how name-letter preference scores obtained from different algorithms relate to the most important psychometric quality of all, validity.
Split into simpler sentences: In her meta-analysis, Hoorens does not recommend a specific algorithm. She concludes that little is known about how name-letter preference scores obtained from different algorithms relate to the most important psychometric quality of all, validity.