Table 3.
Univariate linear regression analyses predicting affective lability after brain injury (n=97).
| Predictor Variables | βa | 95% CI |
|---|---|---|
| Age at injury | −0.53 | (−1.33, 0.26) |
| Male gender | 3.25 | (−2.60 – 9.11) |
| Socioeconomic status | −0.13 | (−0.36, 0.09) |
| Preinjury CALS scoreb | 0.81** | (0.51, 1.10) |
| Psychosocial adversity | 3.81** | (1.44, 6.18) |
| Initial GCS score | 1.01 | (−0.76, 2.79) |
| Number of lesions | ||
| Orbitofrontal | −2.50** | (−3.92, −1.09) |
| Dorsolateral | 0.90 | (−1.15, 2.94) |
| Mesial | −0.36 | (−1.73, 1.02) |
| Temporal | 0.56 | (−0.82, 1.94) |
| Other brain regionsc | 0.00 | (−0.70, −0.70) |
| Log of whole brain volume | −0.74 | (−21.04, 19.56) |
**
p < 0.01
a
Unstandardized Beta Coefficients are presented
b
CALS = Children’s Affective Lability Scale
c
Other brain regions refers to non-prefrontal cortex and non-temporal lesions