Table 4.
Methodological quality of studies with guided imagery/hypnosis in FMS
| Author (Reference) | Alvarez [23] | Castel [24] | Grøndhal [25] | Haa-nen [26] | Men-ziers [27] | Rucco [28] |
|---|---|---|---|---|---|---|
| Sample criteria | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Inadequate (0) |
| Evidence that sample criteria were met | Adequate (1) | Adequate (1) | Inadequate (0) | Adequate (1) | Adequate (1) | Inadequate (0) |
| Report of attrition | Adequate (2) | Partial (1) | Adequate (2) | Adequate (2) | Adequate (2) | Partial (1) |
| Rates of attrition | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) |
| Sample characteristics | Adequate (1) | Adequate (1) | Inadequate (0) | Adequate (1) | Adequate (1) | Adequate (1) |
| Group equivalence | Adequate (1) | Inadequate (0) | Inadequate (0) | Adequate (1) | Adequate (1) | Adequate (1) |
| Adequacy of randomisation | Adequate (2)* | Inadequate (0) | Adequate (2)* | Inadequate (0) | Inadequate (0) | Inadequate (0) |
| Concelament of treatment allocation | Adequate (1)* | Inadequate (0) | Adequate (1)* | Inadequate (0) | Inadequate (0) | Inadequate (0) |
| Blinding of assessor | Adequate (1)* | Inadequate (0) | Adequate (1)* | Inadequate (0) | Inadequate (0) | Inadequate (0) |
| Treat-ment expectations | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) |
| Justifications of outcomes | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) |
| Validity of outcomes for context | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) |
| Reliability and sensitivity to change of outcomes | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) |
| Follow up of at least 6 months | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) |
| Power calculation | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) | Inadequate (0) |
| Sufficient sample size | Inadequate (0) | Adequate (1) | Inadequate (0) | Adequate (1) | Adequate (1) | Adequate (1) |
| Adequate data analysis | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) | Adequate (1) |
| Adequate reporting of summary statistics | Adequate (1) | Adequate (1) | Adequate (1)* | Adequate (1) | Adequate (1) | Inadequate (0) |
| Intention to treat analysis | Inadequate (0) | Inadequate (0) | Inadequate (0) | Adequate (1) | Inadequate (0) | Inadequate (0) |
| Control group | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) | Adequate (2) | Inadequate (0) |
| Sum | 20 | 14 | 17 | 17 | 16 | 10 |
* Data provided on request