Table 2.
Relapse Rates of Studies Included in the Meta-analysis
| Study | Nº (FIG/CG) | Relapse Criteria | Relapse Rates n/N (%) | Decrease in Relapse |
|---|---|---|---|---|
| Zhang et al. (1994) | FIG: 32 CG: 31 |
Hospitalization | FIp: 5/32 (15.4%) CG: 17/31 (53.8%) |
Significant |
| Linszent et al. (1996) | FIG: 37 CG: 39 |
Relapse defined as: (1) recurrent or exacerbated psychotic symptoms explicitly recorded in psychiatric notes; (2) a significant increase in antipsychotic medication; and (3) psychotic symptoms persisting for at least 1 wk. All 3 criteria must be present | FIp: 10/37 (27%) CG: 18/39 (50%) |
Not significant |
| Leavey et al. (2004) | FIG: 57 CG: 49 |
Hospitalization | FIp: 6/57 (10.52%) CG: 6/49 (12.24%) |
Not significant |
| Gleeson et al. (2010, 2013) | FIG: 41 CG: 40 |
Ratings from 3 (mild) or below increasing to 6 or 7 (severe and very severe) on any of the following 3 BPRS* items: (1) unusual thought content, (2) hallucinations, and (3) conceptual disorganization, meeting 1-wk duration criterion | 7 mo, FIp: 2/34 (5.9%) CG: 8/37 (21.6%) 30 mo, FIp: 9/30 (30%) CG: 13/30 (43.3%) |
Significant Not significant |
| Palma-Sevillano et al (2011) | FIG: 21 CG:13 |
Hospitalization | FIp: 4/21 (19%) CG: 9/13 (69.2%) |
Not significant |
| Calvo et al (2014, 2015) | FIG: 27 CG: 25 |
Hospitalization | FIp: 4/27 (13%) CG: 12/25(50%) |
Not significant |
Note: BPRS, Brief Psychiatric Rating Scale; CG, comparison group; FIF, family intervention group; FIp, family intervention for psychosis.