Table 4.
Eigenvalues, variance explained and factor loading from factor analyses of measures of trait self-control constructs and discounting (n = 8453)
| Measure | Factor 1 | Factor 2 | Factor 3 | |
|---|---|---|---|---|
| Dispositional self-control | Delay discounting | Risk propensity | ||
| Eigenvalue | 2.59 | 1.25 | 1.02 | |
| Variance explained | 32.34% | 15.65% | 12.78% | |
| Brief self-control scale Short-form | .744 | − .009 | .076 | |
| Grit scale short-form | .759 | − .020 | − .100 | |
| Delaying gratification inventory short-form | .641 | .014 | − .068 | |
| Abbreviated impulsiveness scale | .705 | − .009 | .094 | |
| Risk propensity scale | − .015 | − .001 | .680 | |
| Present bias | .003 | − .246 | .050 | |
| Delta (exponential discount factor) | .009 | .907 | .009 | |
| Risk premium | .044 | − .105 | − .056 |
Standardized scores. Factor analyses were performed using the Principal Axis Factoring extraction method.