Jaeger chart on different Jaeger cards currently in use is very high. Therefore, test results with different Jaeger cards are not comparable. More commonly, distance vision acuity is tested using the Snellen chart, familiarly seen wall mounted with a large letter at the top. Jaeger chart The Jaeger chart is an eye chart used in testing near vision acuity. It is a card on which paragraphs of text are printed, with the text sizes increasing from 0.37mm to 2.5mm. This card is to be held by a patient at a fixed distance from the eye dependent on the J size being read.
Name-letter effect work has been called "seminal" by Stieger, Voracek, and Formann in their 2012 meta-analysis of 44 publications on the effect. Their meta-analysis found no trace of publication bias. In her 2014 meta-analysis of dozens of name-letter effect studies, Hoorens called the effect robust. She noted robustness in: Various explanations for the name-letter effect have been explored. Several explanations which seemed plausible at first have since been rejected. People may simply like most what they see most. Letters that appear more frequently in everyday usage also occur more often in people's names. Forer, in 1940, and Alluisi and Adams, in 1962,