Table 2.
Summary of the regression of PTSD symptomatology on relevant demographics, number of traumas, average age of onset of trauma, neuroticism, perfectionism dimensions, perceived control, and interactions between perfectionism dimensions and perceived control
| Step | Variable | B | SE B | 95% CI | β | sr2 | |
|---|---|---|---|---|---|---|---|
| Lower bound | Upper bound | ||||||
| 1 | Age | − .52*** | .14 | − .793 | − .237 | − .34 | .054 |
| Education | .00 | .63 | − 1.234 | 1.236 | .00 | .000 | |
| Income | − .27 | .35 | − .966 | .428 | − .05 | .002 | |
| Neuroticism | .60 | .81 | − 1.007 | 2.210 | .05 | .002 | |
| Trauma | 4.95*** | .68 | 3.613 | 6.286 | .49 | .215 | |
| Trauma age | .33* | .15 | .030 | .621 | .20 | .019 | |
| Respondent sex | − 1.02 | 2.13 | − 5.238 | 3.190 | − .03 | .001 | |
| SOP | − .04 | .09 | − .218 | .138 | − .06 | .001 | |
| OOP | − .03 | .11 | − .242 | .178 | − .02 | .000 | |
| SPP | .23* | .10 | .030 | .433 | .21 | .021 | |
| Perceived control | − 1.30 | .83 | − 2.932 | .341 | − .12 | .010 | |
| 2 | SOP by perceived control | .09 | .06 | − .021 | .199 | .15 | .010 |
| OOP by perceived control | − .14 | .09 | − .311 | .031 | − .14 | .010 | |
| SPP by perceived control | − .17** | .06 | − .286 | − .063 | − .25 | .036 | |
n = 161; SOP, self-oriented perfectionism; OOP, other-oriented perfectionism; SPP, socially prescribed perfectionism; Trauma age, average age of onset for traumatic experiences
For step 1 of the regression equation, R2change = .40, Fchange(11, 149) = 9.07, p < .001. For step 2 of the regression equation, R2change = .04, Fchange(3, 146) = 3.84, p = .011
***p < .001, **p < .01, *p < .05