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Appendix 16
Factor analysis of the five scales: the Leeds Dependence Questionnaire (LDQ), the General Health Questionnaire (GHQ), the Social Satisfaction Questionnaire (SSQ), the Impaired Control Scale, attempts to control section (ICSAC) and the Coping Behaviours Inventory (CBI): item loadings > .4 (in bold) on five factors extracted in Principal Components Analysis using Varimax rotation with Kaiser Normalisation: rotation converged in 6 iterations.
Factor 1
Factor 2
.77 .72 .65 .78 .46 .72 .64 .40 .74 .58
Factor 3
Factor 4
Factor 5
LDQ1 LDQ2 LDQ3 LDQ4 LDQ5 LDQ6 LDQ7 LDQ8 LDQ9 LDQ10 GHQ1 GHQ2 GHQ3 GHQ4 GHQ5 GHQ6 GHQ7 GHQ8 GHQ9 GHQ10 GHQ11 GHQ12 SSQ1 SSQ2 SSQ3 SSQ4 SSQ5 SSQ6 SSQ7 SSQ8
.57
.38
.59 .56 .51 .42 .64 .53 .66 .56 .57
.37 .32
.71 .75
.40 .49 .66 .65
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