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Table 5 Rotated cause scale factor loadings from the pattern matrix

From: Testing the psychometric properties of the illness perceptions questionnaire for OCD (IPQ-O)

IPQ-O cause scale question 1. Environmental stress 2. Biological causes 3. Learned behaviour 4. Own characteristics or behaviour
OC8. Multiple stressful events 0.812 0.087 0.052 0.031
OC5. Experiencing traumatic events 0.772 −0.126 −0.007 0.122
OC13. A major change in my life 0.615 0.005 −0.001 −0.069
OC6. Relationship difficulties 0.419 −0.065 −0.146 − 0.175
OC7. Witnessing or hearing about something bad happening to someone else 0.379 0.08 −0.084 −0.112
OC11. Feeling that life was out of control 0.376 a 0.003 −0.171 −0.302
OC16. Lack of social or emotional support 0.309 −0.168 −0.207 − 0.264
OC2. The way in which my brain works or is wired −0.118 0.61 0.039 −0.169
OC12. Inherited/caused by my genes 0.081 0.584 a −0.315 0.193
OC1. A chemical or hormonal imbalance 0.031 0.54 0.1 −0.021
OC10. By learning from the behaviour of others in my family −0.026 0.034 −0.754 −0.069
OC9. The way I was brought up or told to behave 0.119 −0.041 −0.665 − 0.018
OC14. My personality −0.091 0.108 −0.123 − 0.544
OC4. Low self esteem 0.115 −0.048 0.038 −0.531
OC3. Unable to cope with stress very well 0.245 0.154 0.178 −0.514
OC15. A normal coping behaviour that got out of control 0.086 −0.183 −0.117 − 0.427
Total N questions 7 3 2 4
Cronbach’s alpha 0.811 0.574 0.722 0.624
  1. Loadings ≥ .3 are highlighted in bold
  2. aDenotes which sub-scale a cross-loading item is allocated (where more than one loading ≥.3)