Abstract:
OBJECTIVE:To examine the psychometric properties of the Chinese seven-item Whiteley Index (WI-7) in the general population of Hong Kong. METHODS:A random community-based telephone survey of 3014 respondents aged 15-65 was conducted using a fully structured questionnaire that included the WI-7, 15-item Patient Health Questionnaire (PHQ-15), Sheehan Disability Scale (SDS), and items about the frequency of health service use, perceived helpfulness of doctors, level of satisfaction with doctors, and sociodemographic variables. A sub-sample of 199 respondents was re-interviewed to assess test-retest reliability. RESULTS:The WI-7 exhibited satisfactory internal consistency (Cronbach's α=0.73) and stable one-month test-retest reliability. The most commonly endorsed item was "worrying a lot about one's health" (55.7%), followed by "worrying about getting the disease oneself if it is brought to his/her attention" (48.7%) and "bothered by many different pains and aches" (33.9%). Age, gender, and monthly family income significantly predicted WI-7 score. Confirmatory factor analysis revealed that a 2-factor structure was superior to a 1-factor structure in fitting the data. WI-7 total score was positively associated with PHQ-15 somatic distress, SDS impairment, number of healthcare visits, lower levels of perceived helpfulness of doctors and of satisfaction with doctors. CONCLUSION:The Chinese WI-7 exhibits satisfactory reliability and internal validity in a general population. It is a promising tool for the empirical examination of health anxiety which is a common experience with a mostly typical epidemiological profile among Chinese people in Hong Kong.
journal_name
J Psychosom Resjournal_title
Journal of psychosomatic researchauthors
Lee S,Ng KL,Ma YL,Tsang A,Kwok KPdoi
10.1016/j.jpsychores.2011.05.013subject
Has Abstractpub_date
2011-12-01 00:00:00pages
387-91issue
6eissn
0022-3999issn
1879-1360pii
S0022-3999(11)00168-1journal_volume
71pub_type
杂志文章abstract::To determine the effects of exercise training programs on psychosocial improvement in uncomplicated postmyocardial infarction patients, 210 male patients hospitalized for an acute myocardial infarction (MI) were randomized to three week symptom limited treadmill (TM) plus home exercise training, TM plus medically supe...
journal_title:Journal of psychosomatic research
pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:2007-06-01 00:00:00
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更新日期:2018-01-01 00:00:00
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journal_title:Journal of psychosomatic research
pub_type: 杂志文章
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journal_title:Journal of psychosomatic research
pub_type: 杂志文章,评审
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pub_type: 临床试验,杂志文章,随机对照试验
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pub_type: 临床试验,杂志文章,随机对照试验
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pub_type: 杂志文章,评审
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journal_title:Journal of psychosomatic research
pub_type: 杂志文章
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更新日期:2010-02-01 00:00:00
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pub_type: 杂志文章
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更新日期:2008-12-01 00:00:00
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pub_type: 杂志文章,评审
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journal_title:Journal of psychosomatic research
pub_type: 临床试验,杂志文章
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更新日期:1982-01-01 00:00:00
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journal_title:Journal of psychosomatic research
pub_type: 杂志文章
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更新日期:2017-12-01 00:00:00