Study Abdel-Khalek (2006a): study KW 2002 /1

Public:

University undergraduates, Kuwait 2002

Sample:

Respondents:

N = 503

Non Response:

Assessment:

Questionnaire completed in class

Correlate

Authors's label

Insomnia

Our Classification

Operationalization

The Insomnia Scale (Abdel-Khalek 2004). It comprised 12 items answered on a 5-point scale. This scale is composed of two factors, i.e.difficulty in initiating and maintaining sleep, and consequences of insomnia

Observed Relation with Happiness