Short version of the Smartphone Addiction Scale in Chinese adults: Psychometric properties, sociodemographic, and health behavioral correlates.
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Abstract
BACKGROUND AND AIMS Problematic smartphone use PSU is an emerging but understudied public health issue Little is known about the epidemiology of PSU at the population level We evaluated the psychometric properties of the Smartphone Addiction Scale Short Version SAS SV and examined its associated sociodemographic factors and health behaviors in Chinese adults in Hong Kong METHODS A random sample of 3 211 adults aged 18 years mean SD 43 3 15 7 45 3 men participated in a population based telephone survey in Hong Kong and completed the Chinese SAS SV Multivariable linear regressions examined the associations of sociodemographic factors health behaviors and chronic disease status with SAS SV score Data were weighted by age sex and education attainment distributions of the Hong Kong general population RESULTS The Chinese SAS SV is internally consistent Cronbach s 844 and stable over 1 week intraclass correlation coefficient 76 p Under 001 Confirmatory factor analysis supported a unidimensional structure established by previous studies The weighted prevalence of PSU was 38 5 95 confidence interval 36 9 40 2 Female sex younger age being married cohabitated or divorced separated vs unmarried and lower education level were associated with a higher SAS SV score all ps Under 05 Current smoking weekly to daily alcohol drinking and physical inactivity predict greater PSU after controlling for sociodemographic factors and mutual adjustment DISCUSSION AND CONCLUSIONS The Chinese SAS SV was found valid and reliable for assessing PSU in Hong Kong adults Several sociodemographic and health behavioral factors were associated with PSU at the population level which may have implication for prevention of PSU and future research