Study2014Open access

Development and validation of the Smartphone Addiction Inventory (SPAI)

Lin YH, Chang LR, Lee YH, Tseng HW, Kuo TB, Chen SH

PloS one · 243 citations

How it was studied

Design
Cross-sectional study (classified by our AI screen)
Studied in
People
Main outcome
Health markers and function

Who paid for it

Funding
Independent funding

Based on full-text disclosure statement.

Publication

Published
2014-06-04 · PLoS One · vol. 9 · issue 6 · p. e98312
Publisher
Public Library of Science
Cited
616 citations · more than 100% of similar papers · 55.5× the field average
Impact
Top 10% most cited in its field
References
21 works
Access
Open access (journal) · CC-BY
Research areas
Impact of Technology on Adolescents · Virtual Reality Applications and Impacts · Gambling Behavior and Treatments
Keywords
smartphone addiction, scale development, psychometric validation, compulsive behavior, functional disability, screening tool
MeSH
humans, factor analysis, statistical, reproducibility of results, behavior, addictive, psychometrics, internet, female, male, young adult, diagnostic self evaluation, surveys and questionnaires, cell phone

6 authors

From TW

  • Yu‐Hsuan LinNational Yang Ming University
  • Li‐Ren ChangNational Taiwan University; National Taiwan University Hospital
  • Yang-Han LeeTamkang University
  • Hsien-Wei TsengTamkang University; De Lin Institute of Technology
  • Terry B.J. KuoNational Yang Ming University
  • Sue‐Huei Chen · correspondingNational Taiwan University

Abstract

Objective

The aim of this study was to develop a self-administered scale based on the special features of smartphone. The reliability and validity of the Smartphone Addiction Inventory (SPAI) was demonstrated.

Methods

A total of 283 participants were recruited from Dec. 2012 to Jul. 2013 to complete a set of questionnaires, including a 26-item SPAI modified from the Chinese Internet Addiction Scale and phantom vibration and ringing syndrome questionnaire. There were 260 males and 23 females, with ages 22.9 ± 2.0 years. Exploratory factor analysis, internal-consistency test, test-retest, and correlation analysis were conducted to verify the reliability and validity of the SPAI. Correlations between each subscale and phantom vibration and ringing were also explored.

Results

Exploratory factor analysis yielded four factors: compulsive behavior, functional impairment, withdrawal and tolerance. Test-retest reliabilities (intraclass correlations = 0.74-0.91) and internal consistency (Cronbach's α = 0.94) were all satisfactory. The four subscales had moderate to high correlations (0.56-0.78), but had no or very low correlation to phantom vibration/ringing syndrome.

Conclusion

This study provides evidence that the SPAI is a valid and reliable, self-administered screening tool to investigate smartphone addiction. Phantom vibration and ringing might be independent entities of smartphone addiction.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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