Table 2 Eligibility criteria for all retrieved articles
Inclusion criteria | Exclusion criteria |
|---|---|
1. Quantitative or mixed methods study design | 1. Qualitative study design, editorial letters, opinion articles or teaching documents |
2. Adult patient, health service professionals or support persons are sampled | 2. Paediatric samples (less than 18 years of age) |
3. Study setting is an outpatient specialist service | 3a. Participants are recruited from outpatient settings, but barriers to other care settings are assessed |
3b. Palliative, emergency or in-patient services only | |
3c. Non specialist services only (such as primary care practices) | |
4. Study must clearly specify one or more of diseases of interest are included in the study sample. | 4. Acute or other chronic diseases not listed as diseases of interest |
5. A barrier to optimal outpatient care is measured | 5. No barrier is measured (eg. treatment efficacy, diagnostic protocol, symptom or disease prevalence) |
6. High income OECD countriesa | 6. All middle or low income non-OECD countries |
7. Full text articles published in English | 7. Conference proceedings, unavailable full text articles or article not published in English |