Table 1.
Evaluation of one- or two-dimensional spirituality questionnaires
| Psychometric qualities | Item formulation | Confusion with well-being | ||||
|---|---|---|---|---|---|---|
| Questionnaire (no. of scales, no. of items) | Internal consistency | Factor structure confirmed | Positive association with spirituality measuresI | Positive association with religiosity measuresI, a | Firsthand experience, one question and consistent meaningII | No reference in wording of items to affectII |
| FACIT-sp12 (2,12) | + | +− |
+ Faith ± Meaning/peace |
+ Faith − Meaning/peace |
− | − |
| MPS spirit. subscale (1, 10) | + | ? | + | ? | + | + |
| STS (1, 15) | + | ? | + | + | + | − |
| SWB (2, 20) | + | − | + |
+ RWB − EWB |
− | − |
? = no data available; + = criterion is met; +− = criterion is sometimes met; − = criterion is not met
ICriterion: |r| > .30; II Criterion: more than 75% of the items
aOnly subscales measuring connectedness with the transcendent are expected to meet the criterion