TY - JOUR T1 - Standardization of the Neuropsychological Test of NEPSY on 3-4 Years Old Children TT - هنجاریابی و بررسی روایی و پایایی آزمون عصب‌روان‌شناختی نپسی در کودکان JF - ijpcp JO - ijpcp VL - 18 IS - 1 UR - http://ijpcp.iums.ac.ir/article-1-1520-en.html Y1 - 2012 SP - 52 EP - 60 KW - standardization KW - NEPSY test KW - children KW - Iran N2 - Objectives: The current study aimed to standardize the neuropsychological test of NEPSY on 3-4 years old children. Method: Statistical population of the study was 3-4 years old children in Isfahan city (Iran). The research sample consisted of 400 kindergarten children who were selected randomly with multiple-stage sampling method. The research instrument was the neuropsychological test of NEPSY. The data were analyzed using descriptive method for factor analysis and determining the validity and reliability. Results: The results of factor analysis gave the following five factors: executive functions/attention, language, sensory motor functions, visuo-spatial processing, and memory and learning. Totally, 51.13% of variance was explained. The reliability coefficient for the above factors was obtained as 0.64, 0.71, 0.78, 0.67 and 0.85, respectively (P M3 ER -