Table 3.

Interim codebook and new codes with corresponding numbers of NVivo references (11 codes).

Code	Count	Classification
1. Etiology: Why is it like this? (Beliefs about causality)	35	Initial code
2. Frequency: Is it common? (Beliefs about the prevalence of depression)	1	Initial code
3. Course: How will it develop? (Beliefs about the natural course of depression)	12	Initial code
4. Prognosis: Will it work? (Beliefs about therapy efficacy)	10	Initial code
5. Therapy: What kind of therapy? (Beliefs about therapy options)	45	Initial code
6. Diagnosis: What is wrong with me? (Beliefs about diagnosis)	16	Initial code
7. Self-management: What can I do? (Beliefs about self-management)	33	Initial code
8. Social support and participation (beliefs about the importance of social support)	37	Initial code
9. Beliefs about consequences for their parents	7	New code
10. Beliefs about rights and privileges	7	New code
11. Is it normal? (Beliefs about the normality of symptoms)	9	New code