. Author manuscript; available in PMC: 2015 Feb 24.

Published in final edited form as: Dev Psychopathol. 1992 Apr;4(2):287–299. doi: 10.1017/S0954579400000158

Table 2.

Results of hierarchical regression analyses for the prediction of the variable School Grades

Step and Predictor		Multiple R	F	R²	R² Change
1.	Gender	.13	2.60	.02	.02
2.	Age	.31	7.65^**	.10	.08^**
3.	Socioeconomic status	.41	9.37^***	.17	.07^**
4.	Intelligence	.55	14.91^***	.30	.13^***
5–6.	Negative events	.60	15.11^***	.35	.05^**
	Positive events	.61	13.74^***	38	.02^*
7–8.	Internality	.62	11.84^***	.38	.00
	Ego development	.66	12.93^***	.43	.06^***
9–12.	Intelligence × Negative Events	.68	12.54^***	.46	.02^*
	Intelligence × Positive Events	.68	11.21^***	.46	.00
	Intelligence × Internality	.69	10.79^***	.47	.02^*
	Intelligence × Ego Development	.69	9.89^***	.48	.00

n = 144.

p < .05.

^**

p < .01.

^***

p < .0001.