Table 1.
Principal Components Analysis of Lab-TAB Variables and Correlations among Scales
| Components | |||||
|---|---|---|---|---|---|
| Lab-TAB variables | Sociability/ assertiveness | Dysphoria | Fear | Exuberance | Disinhibition |
| Sociability | .84 | .05 | .12 | .19 | −.08 |
| Initiative | .82 | .17 | −.06 | .05 | .12 |
| Dominance | .81 | .26 | −.03 | .07 | .17 |
| Assertiveness | .77 | .32 | .05 | .04 | .10 |
| Social Interest | .74 | −.06 | .05 | .36 | −.15 |
| Social fear | −.72 | .05 | .14 | .21 | −.15 |
| Affiliation | .59 | −.09 | .06 | .44 | .34 |
| Avoidance | −.67 | .30 | .01 | −.08 | .08 |
| Sadness | −.03 | .79 | .23 | −.02 | −.20 |
| Anger | .16 | .80 | −.07 | −.03 | −.05 |
| Hostility | −.07 | .77 | −.12 | .09 | .11 |
| Pushiness | .15 | .62 | .02 | .01 | .39 |
| BI | −.09 | −.04 | .86 | .01 | −.01 |
| Fear | .24 | −.01 | .85 | −.03 | −.02 |
| Clinginess | −.21 | .09 | .60 | −.02 | .28 |
| PA | −.03 | .06 | .05 | .94 | .07 |
| Anticipatory PA | −.10 | .04 | −.03 | .92 | .07 |
| Interest | .27 | −.12 | −.21 | .64 | .11 |
| Warmth | .35 | −.33 | .00 | .56 | −.28 |
| Activity | .32 | .05 | −.16 | .54 | .35 |
| Impulsivity | .15 | .17 | −.07 | .32 | .68 |
| Noncompliance | −.09 | .40 | .08 | −.21 | .58 |
| Inhibitory Control | .02 | −.15 | .10 | .00 | −.80 |
|
Correlations between Lab-TAB temperament scales | |||||
| Sociability/ | .24*** | −.10* | .63*** | .26*** | |
| Assertiveness | |||||
| Dysphoria | .19*** | −.09* | .57*** | ||
| Fear | −.27*** | .16*** | |||
| Exuberance | .02 | ||||
Note. Component loadings >.40 that were unit-weighted to form the scales are in bold. Lab-TAB = Laboratory Temperament Assessment Battery; PA = positive affect; BI = behavioral inhibition; NA = negative affect.
*
p < .05;
***
p < .001.