Table 4.
Rotated main scale factor loadings from the pattern matrix
| IPQ-O main-scale question | Original IPQ-R item (IPX) or new item (N) | 1. Consequences | 2. Control | 3. Permanence | 4. Coherence | 5. Reactivity | 6. Spectrum | 7. Emotion |
|---|---|---|---|---|---|---|---|---|
| OIP73. My OCD can strongly affect the way others see me | IP9 | 0.723 | − 0.037 | 0.002 | − 0.069 | − 0.093 | 0.138 | − 0.054 |
| OIP31. My OCD causes difficulties for those who are close to me | IP11 | 0.723 | 0.047 | 0.069 | 0.032 | −0.011 | − 0.020 | − 0.163 |
| OIP58. My OCD has a negative effect on my relationships with others | N | 0.709 | 0.028 | 0.033 | −0.099 | 0.008 | − 0.026 | −0.040 |
| OIP40. My OCD negatively affects the way I act towards those close to me | N | 0.678 | −0.028 | 0.019 | −0.131 | 0.125 | 0.039 | −0.065 |
| OIP3. My OCD strongly affects the way others act towards me | N | 0.671 | −0.126 | −0.016 | − 0.058 | −0.094 | 0.203 | −0.092 |
| OIP75. My OCD has major consequences on my life | IP7 | 0.640 | −0.063 | 0.078 | 0.028 | −0.007 | −0.060 | 0.168 |
| OIP74. My OCD gets in the way of me getting things done | N | 0.550 | −0.123 | 0.007 | 0.032 | 0.044 | −0.043 | 0.180 |
| OIP56. My OCD affects my physical health and wellbeing | N | 0.505 | −0.024 | 0.001 | 0.028 | 0.142 | −0.047 | 0.078 |
| OIP11. My OCD has serious financial consequences | IP10 | 0.501 | −0.090 | −0.181 | 0.085 | −0.066 | 0.061 | 0.211 |
| OIP8. I have had difficulties with my work or studies because of my OCD | N | 0.466 | 0.030 | 0.004 | 0.084 | 0.098 | −0.162 | 0.159 |
| OIP59. My OCD does not have much effect on my life (r) | IP8 | 0.452 a | − 0.029 | 0.306 | 0.041 | −0.068 | −0.143 | 0.162 |
| OIP5. My OCD makes me feel worthless | N | 0.424 | −0.034 | 0.009 | −0.157 | − 0.030 | 0.049 | 0.264 |
| OIP15. My OCD makes me feel ashamed or embarrassed | N | 0.364 | −0.033 | − 0.001 | − 0.224 | 0.051 | 0.008 | 0.225 |
| OIP51. My OCD is a serious condition | IP6 | 0.344 | 0.070 | 0.210 | 0.055 | 0.043 | −0.167 | 0.263 |
| OIP54. Treatment will be effective if I put in enough effort | N | −0.040 | 0.809 | 0.049 | −0.036 | − 0.016 | 0.129 | 0.196 |
| OIP71. Treatment can control my OCD | IP22 | −0.043 | 0.782 | −0.003 | −0.012 | 0.015 | 0.065 | 0.106 |
| OIP49. Treatment will be effective with a good health professional | N | −0.059 | 0.736 | −0.023 | − 0.044 | 0.077 | 0.063 | 0.170 |
| OIP63. I have the power to influence my OCD | IP16 | −0.095 | 0.698 | 0.072 | 0.088 | −0.033 | 0.080 | −0.022 |
| OIP46. The negative effects of my OCD can be prevented (avoided) by my treatment | IP21 | − 0.023 | 0.656 | − 0.150 | −0.059 | 0.002 | 0.133 | 0.111 |
| OIP36. There is nothing which can help my condition (r) | IP23 | −0.074 | 0.654 | −0.054 | 0.132 | 0.038 | −0.220 | −0.132 |
| OIP16. There is very little that can be done to improve my OCD (r) | IP19 | −0.133 | 0.637 | −0.100 | 0.102 | −0.025 | −0.127 | − 0.123 |
| OIP41. What I do can determine whether my OCD gets better or worse | IP13 | 0.075 | 0.615 | −0.007 | 0.065 | 0.123 | −0.011 | −0.078 |
| OIP39. There is a lot which I can do to control my OCD | IP12 | −0.026 | 0.615 | −0.047 | 0.128 | 0.008 | 0.162 | − 0.091 |
| OIP60. Nothing I do will affect my OCD (r) | IP15 | 0.053 | 0.591 | 0.047 | 0.025 | 0.019 | −0.263 | −0.170 |
| OIP62. My OCD will improve in time (r) | IP18 | 0.057 | −0.571 | 0.303 a | 0.022 | −0.033 | 0.029 | −0.014 |
| OIP33. Treatment will be effective in curing my OCD | IP20 | −0.004 | 0.561 a | −0.329 | 0.010 | −0.029 | 0.125 | 0.152 |
| OIP61. My actions will have no effect on the outcome of my OCD (r) | IP17 | 0.003 | 0.527 | 0.128 | 0.101 | −0.026 | − 0.256 | − 0.171 |
| OIP30. The course of my OCD depends on me | IP14 | 0.020 | 0.509 | −0.018 | 0.111 | 0.083 | 0.131 | −0.053 |
| OIP37. My OCD will last for a long time | IP3 | 0.069 | −0.100 | 0.747 | −0.008 | −0.002 | 0.004 | 0.102 |
| OIP67. I expect to have this OCD for the rest of my life | IP5 | −0.022 | −0.130 | 0.733 | −0.002 | 0.066 | 0.064 | −0.022 |
| OIP44. I expect that some of my OCD symptoms will never go away | N | −0.016 | −0.084 | 0.717 | −0.018 | 0.043 | 0.072 | −0.015 |
| OIP1. My OCD will last a short time (r) | IP1 | 0.026 | −0.064 | 0.690 | 0.057 | −0.102 | −0.185 | 0.070 |
| OIP20. This OCD will pass quickly (r) | IP4 | 0.036 | −0.113 | 0.670 | 0.016 | −0.123 | −0.144 | 0.044 |
| OIP57. Looking back, I have always had OCD ‘traits’ | N | 0.037 | 0.155 | 0.539 | −0.048 | 0.027 | −0.019 | −0.055 |
| OIP42. Having OCD is part of my personality | N | −0.110 | −0.030 | 0.533 a | −0.021 | 0.074 | 0.401 | −0.033 |
| OIP4. OCD has become part of who I am | N | 0.081 | −0.155 | 0.459 | 0.027 | 0.134 | 0.194 | 0.074 |
| OIP17. I can’t remember how I felt when I didn’t have OCD | N | 0.034 | −0.130 | 0.373 | −0.048 | 0.128 | 0.027 | 0.169 |
| OIP55. I don’t understand my OCD (r) | IP26 | 0.053 | 0.042 | −0.007 | 0.858 | 0.063 | −0.038 | 0.005 |
| OIP50. My OCD doesn’t make any sense to me (r) | IP27 | 0.027 | 0.009 | 0.026 | 0.805 | 0.079 | −0.073 | −0.118 |
| OIP32. My OCD is a mystery to me (r) | IP25 | 0.070 | 0.038 | −0.080 | 0.782 | 0.027 | − 0.041 | −0.055 |
| OIP23.The symptoms of my condition are puzzling to me (r) | IP24 | −0.031 | −0.055 | − 0.028 | 0.716 | − 0.028 | 0.009 | − 0.028 |
| OIP28. I have a clear picture or understanding of my condition | IP28 | −0.052 | 0.114 | 0.139 | 0.590 | −0.001 | 0.084 | 0.202 |
| OIP27. The types of OCD symptoms I have change depending on what is going on in my life at the time | N | −0.105 | − 0.103 | − 0.045 | 0.133 | 0.740 | 0.146 | 0.154 |
| OIP38. My symptoms come and go in cycles | IP30 | −0.177 | 0.092 | −0.144 | 0.018 | 0.680 | −0.018 | −0.010 |
| OIP47. The types of symptoms I have change over time | N | −0.101 | 0.075 | 0.016 | 0.024 | 0.573 | 0.148 | 0.172 |
| OIP34. I go through cycles in which my OCD gets better and worse | IP32 | −0.130 | 0.196 | 0.070 | 0.027 | 0.559 | −0.077 | 0.016 |
| OIP21. My symptoms of OCD are affected by my mood | N | 0.054 | 0.037 | 0.059 | −0.093 | 0.491 | −0.026 | − 0.168 |
| OIP6. Old OCD symptoms reappear when I am tired | N | 0.144 | 0.052 | 0.092 | 0.053 | 0.473 | −0.119 | − 0.152 |
| OIP76. The symptoms of my OCD change a great deal from day to day | IP29 | 0.078 | −0.056 | − 0.089 | − 0.086 | 0.430 | 0.212 | 0.025 |
| OIP19. My symptoms get better when there are fewer pressures in my life | N | 0.146 | 0.133 | 0.036 | 0.080 | 0.402 | −0.019 | −0.210 |
| OIP72. I can find it difficult to tell whether or not OCD is affecting my thinking | N | −0.026 | 0.056 | 0.176 | −0.256 | 0.363 | −0.143 | 0.058 |
| OIP66. My OCD gets worse when I take on new responsibilities | N | 0.145 | −0.021 | 0.045 | 0.010 | 0.362 | 0.011 | 0.048 |
| OIP64. My OCD is very unpredictable | IP31 | 0.089 | −0.024 | 0.039 | −0.282 | 0.359 | 0.044 | 0.016 |
| OIP25. Upsetting stories in the media can make my OCD worse | N | 0.021 | −0.064 | 0.048 | −0.029 | 0.336 | −0.229 | 0.146 |
| OIP65. Everyone has a bit of OCD; it’s just that some people have more | N | 0.054 | 0.001 | −0.005 | −0.045 | − 0.049 | 0.598 | − 0.052 |
| OIP43. If my OCD was cured, it would change who I am as a person | N | 0.103 | −0.023 | 0.367 a | −0.041 | − 0.005 | 0.372 | 0.112 |
| OIP53. Everyone has compulsions to some extent | N | −0.054 | 0.097 | 0.224 | −0.008 | 0.076 | 0.362 | − 0.112 |
| OIP18. People with OCD have the same worries as everyone else, just more extreme | N | 0.035 | 0.167 | − 0.068 | −0.021 | 0.079 | 0.362 | −0.008 |
| OIP69. My OCD makes me feel ‘fed up’ | N | 0.186 | −0.015 | 0.094 | −0.195 | 0.034 | −0.124 | 0.625 |
| OIP68. When I think about my OCD I get upset | IP34 | 0.298 | −0.037 | 0.027 | −0.119 | −0.016 | − 0.078 | 0.542 |
| OIP52. I get depressed when I think about my OCD | IP33 | 0.247 | −0.076 | 0.168 | −0.165 | 0.016 | −0.054 | 0.454 |
| OIP12. Having OCD makes me feel anxious | IP37 | 0.080 | 0.125 | 0.255 | −0.079 | 0.080 | 0.010 | 0.453 |
| OIP7. My OCD makes me feel afraid | IP38 | 0.242 | 0.103 | −0.056 | − 0.071 | 0.240 | − 0.170 | 0.415 |
| OIP29. My OCD does not worry me (r) | IP36 | 0.188 | 0.046 | 0.176 | −0.079 | −0.043 | − 0.217 | 0.411 |
| OIP45. My OCD makes me feel angry | IP35 | 0.334 | −0.008 | 0.015 | −0.120 | 0.124 | −0.017 | 0.366 a |
| Total N questions | 14 | 13 | 11 | 5 | 12 | 3 | 7 | |
| α | 0.893 | 0.914 | 0.857 | 0.867 | 0.789 | 0.592 | 0.860 |
Loadings ≥ .3 are highlighted in bold
(r) represents reverse items
aDenotes which sub-scale a cross-loading item is allocated (where more than one loading ≥.3)