1. Symbol Digit Modalities Test: Normative data for the Latin American Spanish speaking adult population
- Author
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N Ocampo-Barba, Paul B. Perrin, L Esenarro, M Longoni, S Schebela, Juan Carlos Arango-Lasprilla, M T Garza, W Rodríguez, Ivan Panyavin, Diego Rivera, G Rodríguez, C Weil, J. Velázquez-Cardoso, J Galarza-Del-Angel, C Martínez, C. García de la Cadena, A Aliaga, Adriana Aguayo, and C P Saracho
- Subjects
Adult ,Male ,Latin Americans ,Adolescent ,Adult population ,Physical Therapy, Sports Therapy and Rehabilitation ,Spanish speaking ,Sample (statistics) ,Neuropsychological Tests ,Young Adult ,Sex Factors ,Reference Values ,Humans ,Aged ,Language ,Aged, 80 and over ,Rehabilitation ,Age Factors ,Neuropsychology ,Symbol digit modalities test ,Middle Aged ,Neuropsychological battery ,Latin America ,Socioeconomic Factors ,Educational Status ,Normative ,Female ,Neurology (clinical) ,Psychology ,Demography - Abstract
Objective To generate normative data on the Symbol Digit Modalities Test (SDMT) across 11 countries in Latin America, with country-specific adjustments for gender, age, and education, where appropriate. Method The sample consisted of 3,977 healthy adults who were recruited from Argentina, Bolivia, Chile, Cuba, El Salvador, Guatemala, Honduras, Mexico, Paraguay, Peru, and, Puerto Rico. Each subject was administered the SDMT as part of a larger neuropsychological battery. A standardized five-step statistical procedure was used to generate the norms. Results The final multiple linear regression models explained 29-56% of the variance in SDMT scores. Although there were gender differences on the SDMT in Mexico, Honduras, Paraguay, and Guatemala, none of the four countries had an effect size greater than 0.3. As a result, gender-adjusted norms were not generated. Conclusions This is the first normative multicenter study conducted in Latin America to create norms for the SDMT; this study will have an impact on the future practice of neuropsychology throughout the global region.
- Published
- 2015
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