TABLE 1.
Selected articles for qualitative synthesis.
| References | Date | Type of study | Participants | ||
| Number | Age | Symptoms | |||
| Van der Wal and Kok (21) | 2019 | Systematic Review | Not specified. | All age. | Mental health and/or physical health issues. Measurement on depression and anxiety. |
| Zhao et al. (22) | 2019 | Systematic Review | 814 | Adults and elderly. | Schizophrenia, depression or physical health issues. Measurement on depression and anxiety. |
| Rudnick et al. (27) | 2014 | RCT | 32 | Not specified. | Mental illness (not specified). Measurement on depression and anxiety. |
| Ventis et al. (28) | 2001 | RCT | 40 (2 male) | Undergraduate students. | Anxiety. |
| Deutsch (29) | 2002 | Quasi experimental | 40 | Age 21–64. | Depressive and non-depressive participants. |
| Cai et al. (17) | 2014 | RCT | 30 (16 male) | Not specified. | Schizophrenia. Measurement on depression and anxiety. |
| Gelkopf et al. (26) | 1993 | RCT | 22 | Age 30–57. | Schizophrenia. Measurement on depression and anxiety. |
| O’Brien (10) | 2001 | Quasi experimental | 20 (12 male) | Age 18–25. | Participants with distress. Measurement on depression and anxiety related items. |
| Panichelli et al. (25) | 2018 | Correlational | 110 (40 male) | Age 20–70. | Diagnoses ranging from major depressive disorder to phobias and psychotic disorder. Measurement on depression. |
| Falkenberg et al. (16) | 2011 | Quasi experimental | 6 | Not specified. | Depression. |