Pittsburgh Sleep Quality Index

INTRODUCTION The Pittsburgh Sleep Quality Index (PSQI) is a questionnaire that assesses sleep quality and disturbances over a 1… (More)

OBJECTIVES Sleep-related problems and detection of them remain largely an unidentified public health issue, especially among… (More)

The objective of this study was to investigate the reliability and validity of the Pittsburgh Sleep Quality Index (PSQI) in a non… (More)

STUDY OBJECTIVES The Pittsburgh Sleep Quality Index (PSQI) is widely used to assess subjective sleep disturbances in psychiatric… (More)

This report summarizes findings related to the psychometric properties (internal consistency and construct validity) of the… (More)

OBJECTIVE Psychometric evaluation of the Pittsburgh Sleep Quality Index (PSQI) for primary insomnia. METHODS The study sample… (More)

Subjective sleep quality has been identified as an important clinical construct in psychiatric disordered patients. The… (More)

The Pittsburgh Sleep Quality Index (PSQI) measures sleep quality and disturbance retrospectively over a 1-month period using self… (More)

Subjective sleep quality deteriorates with aging, but the extent to which this is a product of age itself, as opposed to the… (More)

Despite the prevalence of sleep complaints among psychiatric patients, few questionnaires have been specifically designed to… (More)