Table 3 Rotated component matrix of each item using exploratory factor analysis with principal component analysis method

7. Hastiness and hasty judgment on the desirable treatment outcomes

.822

4. Others’ advice (changing the current physician, non- adherence with therapeutic recommendations of the physician)

.693

8. Fear of the consequences of the treatment and diagnostic modalities (e.g., endoscopy, colonoscopy, and positive test results)

.677

3. My unpleasant experience of my disease treatment in the past (I did not receive desirable outcomes after treatment)

.564

12. Inadequate time allocated by physician to visit patient

.773

10. Inappropriate behavior of physician (lack of a good eye contact, irascibility, etc.)

.705

15. Prescription of unnecessary diagnostic and therapeutic measures (medicines, tests, etc.)

.693

11. Inadequate physician expertise

.546

13. Lack of access to telephone counseling with physician

.465

14. The adverse effects of prescriptions (side effects of medicines and treatments such as the use of corticosteroid and radiology)

.439

6. Disease is a fate and destiny and efforts to treat is useless.

.746

1. My misunderstanding of the physician therapeutic recommendations (drug dosage, time and frequency of drug use and etc.)

.665

9. Considering the treatment long duration

.629

2. Lack of enough knowledge about my disease, diagnosis, and treatment

.301

.603

5. The incompatibility of the treatment method with my preferences (unwilling to use ampoule or bad tasting medicine)

.330

−.686

16. Shortage of medicines and facilities

.334

.672

17. High cost of diagnostic and therapeutic procedures (visit, medicines, tests)

.550

18. Ongoing preoccupations of life

.383

.550