Validity and Reliability of the Sleep and Lifestyle Questionnaire
Journal Title: Journal of Turkish Sleep Medicine - Year 2019, Vol 6, Issue 3
Abstract
Objective: The aim of this study was to investigate the validity and reliability of the Turkish version of the Sleep and Lifestyle Questionnaire for adolescents. Materials and Methods: The Sleep and Lifestyle Questionnaire consists of 12 questions developed to assess sleep, television, and computer habits of adolescents. The questionnaire was applied to a total of 1.476 students, and 112 students were retested four weeks later. The content validity of the questionnaire was evaluated by opinions from 10 experts, construct validity was evaluated by chi-square analysis. The test-retest was performed for the reliability of the questions in the questionnaire and kappa for the categorical variable, Spearman’s correlation analysis for ordinal data, and the percentage of agreement for continuous variables were calculated. Results: Content validity index of Sleep and Lifestyle Questionnaire was found as 0.99. The chi-square analysis of the construct validity demonstrated that the students whose sleep time was less than the median has a statistically significant higher rate of falling asleep, difficulty in awakening, and being sleepy at school. In the Sleep and Lifestyle Questionnaire; having a television in the bedroom which was categorically variable, test-retest kappa value was 0.84, testretest correlations of four questions contain ordinal variables were between 0.66-0.81, and the percentage of test-retest agreement of six continuously varying questions was found between 50.9-84.8%. Conclusion: The Sleep and Lifestyle Questionnaire was found to be a valid and reliable tool. The questionnaire can be used to assess lifestyle factors that affect sleep habits and sleep patterns of adolescents in school health studies.
Authors and Affiliations
Tuba Bay, Ayşe Ergün
Evaluation of Pre and Postoperative Polysomnographic Data in Patients with Idiopathic Parkinson’s Disease Undergoing Deep Brain Stimulation Intended Bilateral Subthalamic Nucleus
Objective: Deep brain stimulation (DBS) intended to bilateral subthalamic nucleus (STN) used in the Parkinson’s disease (PD) has been reported to lead improved subjective sleep quality, increased sleep efficiency, decrea...
The Effect of Stress Perceived by Adults Due to the COVID-19 Pandemic on Their Sleep Quality
Objective: Coronavirus disease-2019 (COVID-19) causes stress, anxiety, depression and sleep disturbance as well as common physical health problems. This study aimed to determine the effect of stress perceived by adults d...
One of the Causes of Internet Addiction May Be Poor Sleep Quality: A Case-controlled Study
Objective: Internet users in the world are increasing day by day and internet addiction is becoming an important problem. The aim of this study is to investigate the effects of sleep disorder and poor sleep quality on in...
Investigation of Digital Game Addiction in Elementary School 4th Grade Students According to Sleep and Some Other Variables
Objective: Digital game addiction negatively affects children’s health and development. Hence, to determine these effects, it is imperative to examine the variables, such as the child’s academic achievement, Body Mass in...
Assessment of the Impact of Different Diagnostic Definitions on REM-related Obstructive Sleep Apnea: Board versus Restricted?
Objective: To evaluate the differences in demographic and polysomnographic (PSG) features between the board and restricted definitions of rapid eye movement (REM)-related obstructive sleep apnea (OSA), and whether differ...