Table 4.
Convergent Validity of Study Measures
| GADQ-IV | PSWQ | PSWQ-A | BAI | BMWS | GADSS | GWS | GAI | |
| GADQ-IV | — | |||||||
| PSWQ | .628** | — | ||||||
| PSWQ-A | .656** | .874** | — | |||||
| BAI | .383* | .290 | .320* | — | ||||
| BMWS | .728** | .645** | .735** | .509** | — | |||
| GADSS | .668** | .538** | .559** | .544** | .636** | — | ||
| GWS | .674** | .674** | .667** | .501** | .728** | .703** | — | |
| GAI | .653** | .794** | .795** | .613** | .777** | .838** | .862** | — |
Notes: GADQ-IV = Generalized Anxiety Disorder Questionnaire for DSM-IV; PSWQ = Penn State Worry Questionnaire; PSWQ-A = Penn State Worry Questionnaire Abbreviated Version; BAI = Beck Anxiety Inventory; BMWS = Brief Measure of Worry Severity; GADSS = Generalized Anxiety Disorder Severity Scale; GWS = geriatric worry scale; GAI = Geriatric Anxiety Inventory. Sample size for measures is n = 66, with the exception of the GAI, which is n = 35.
*p < .01. **p < .001.