Quality of Life in Mexican Older Adults: Factor Structure of the SF-36 Questionnaire.

The evaluation of quality of life may enable researchers to produce information that may improve health care and the quality of older people's lives. This research has two main goals: the first is to assess the psychometric properties of the SF-36 Health Questionnaire (construct validity and internal consistency), and the second, to calculate the factorial invariance of the questionnaire in two random, independent samples (i.e.

Validation of a Computerized Version of the Trait Subscale of the Physical Appearance State and Trait Anxiety Scale in Mexican Preadolescents.

Anxiety is a feeling of fear, dread or restlessness and can develop into a weight-related disorder. The objective was to analyze the psychometric properties of the trait anxiety subscale of the Physical Appearance State and Trait Anxiety Scale (PASTAS), as well as the invariance in Mexican preadolescents. The sample consisted of 604 participants, 285 female and 319 male, whose ages ranged between 11 and 12 years (M = 11.

Factor Structure of the AUDIM-M Dimensional Self-Concept Questionnaire in Mexican Adolescents.

Self-concept is one of the most relevant variables in the field of personality, and a negative self-perception can pose a risk to the adolescent's development. The present study aimed to analyze the psychometric properties proposed by Aguirre and collaborators for the dimensional self-concept questionnaire (AUDIM-M). The total sample was 560 adolescents from the city of Chihuahua, Chihuahua, with a mean age of 12.

Composition and Factorial Invariance for the Assessment of Body Image Dissatisfaction Questionnaire in Mexican Adolescents.

Body image is a mental representation that a person has, which could become a body dissatisfaction due to the pressure exerted by the culture, affecting several life stages specially in adolescents. The aim of this study was to analyze the psychometric properties and factorial invariance of the questionnaire to assess body image dissatisfaction. The sample consisted of 552 Mexican teenagers, 259 female, and 293 male, with a mean age of 12.

Composition Factor Analysis and Factor Invariance of the Physical Appearance State and Trait Anxiety Scale (PASTAS) in Sports and Non-Sports Practitioner Mexican Adolescents.

The purpose of the present study was to adapt and validate the Physical Appearance State and Trait Anxiety Scale (PASTAS) for Mexican adolescents, verifying the factor invariance by sports and non-sports practitioners. A sample of 930 Mexican adolescents (46.0% females), aged 11-15 years old, voluntarily participated in the study.