Table 4.

Hierarchical regression analysis predicting global severity index (GSI) from familiar and individual variables.

Predictor	Δ R2	β
Step 1	7.8∗∗∗
PBI – parental care		-0.220∗∗∗
PBI – parental overprotection		0.114∗
Age		-0.150∗∗
Step 2	1.9∗∗
PBI – parental care		-0.161∗∗
PBI – parental overprotection		0.090
Age		-0.139∗∗
BSQ – parental alienation		0.155∗∗
Step 3	19.4∗∗∗
PBI – parental care		-0.056
PBI – parental overprotection		0.022
Age		-0.046
BSQ – parental alienation		0.101∗
RSES – self-esteem		-0.474∗∗∗
Total R2	29.1∗∗∗
n = 423

PBI, Parental Bonding Instrument; BSQ, Baker Strategy Questionnaire; RSES, Rosenberg Self-Esteem Scale. ^∗p < 0.05, ^∗∗p < 0.01, ^∗∗∗p < 0.001.