BACKGROUND A patient's self-assessment of his/hers vocal problem and the analysis of the results of a treatment are means used to verify the effectiveness of an intervention and to develop directive procedures for clinical health practice. Psychometric instruments are the most common tools used to perform this task. Validation of self-assessment instruments may be carried out in several ways; h...

BACKGROUND The Connor-Davidson Resilience Scale (CD-RISC) is inarguably one of the best-known instruments in the field of resilience assessment. However, the criteria for the psychometric quality of the instrument were based only on classical test theory. METHOD The aim of this paper has focused on the calibration of the CD-RISC with a nonclinical sample of 444 adults using the Rasch-Andrich ...

This study defines the psychometric properties of the European Organisation for Research and Treatment of Cancer (EORTC) quality of life (QOL) questionnaire designed to measure the QOL of patients with ovarian cancer. The ovarian cancer module (EORTC QLQ-OV28) was developed to supplement the EORTC QLQ-C30. The core questionnaire and the QLQ-OV28 were prospectively administered to 368 ovarian ca...

The goal of this study was to translate and adapt The Pain Disability Questionnaire (PDQ) to Brazilian Portuguese, as well as to assess its psychometric properties and practicability. The following methodological steps were followed: translation, synthesis, back-translation, expert committee assessment and pre-test. The psychometric properties were assessed through the application of a question...

Objectives: Participation is defines as involvement within a life situation and the ultimate outcome for individuals with disabilities. One of the most common cause of chronic disability that restricts participation of individuals is Cerebral palsy (CP). The main goal of rehabilitation is empowering participation of their clients in different life areas. To achieve changes in participation, ass...

Objective: the aim was to study psychometric properties of the Perceived Global Distress Scale (PGD) for people with severe mental illness, mainly with schizophrenia disorders. Methods: PGD is a Visual Analogue Scale included in “The Quality Star”, a minimal platform for clinical follow-up and efficiency documentation of mental health services in eight dimensions used in Sweden. Naturalistic da...

BACKGROUND Adolescent and young adult (AYA) cancer survivors require psychometrically rigorous measures to assess their psychosocial well-being. Without methodologically adequate scales the accuracy of information obtained on the prevalence of needs, predictors of risk, and the potential success of any interventions, can be questioned. This review assessed the psychometric properties of measure...

BACKGROUND There may be difficulties in the use of self report measurements in patients with cognitive impairment or serious mood disturbances which interfere with reliable self assessment, as may be the case in multiple sclerosis (MS). In such cases proxies may provide valuable information. However, before using any questionnaires in a proxy sample, the questionnaire should be evaluated for pr...