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. Author manuscript; available in PMC: 2012 Mar 1.
Published in final edited form as: Soc Sci Res. 2011 Mar 1;40(2):586–601. doi: 10.1016/j.ssresearch.2010.12.013

Table 1.

Growth curves assessing gender and SES variation in the self-concept (N=769)

Fixed Effects Self-Esteem
Mastery
Model 1
Model 2
Model 3
Model 4
estimate se estimate se estimate se estimate se
Intercept (9 thgrade) 12.757 *** .13 9.005 *** .59 9.557 *** .09 7.401 *** .43
 Gender (boy=1) 1.682 *** .24 .535 ** .18
 Background SES −.131 .08 .009 .06
 Educational promise .323 *** .07 .213 *** .05
 First two-parent family .433 .24 .169 .18
Slope (yearly change) .215 *** .04 .639 ** .21 .242 *** .04 .531 ** .17
 Gender (boy=1) −.192 * .09 .042 .07
 Background SES .060 * .03 .050 * .02
 Educational promise −.033 .02 −.033 .02
 First two-parent family −.111 .09 −.071 .07
Intercept (12 thgrade) 13.398 *** .13 10.921 *** .63 10.280 *** .10 8.994 *** .46
 Gender (boy=1) 1.105 *** .25 .662 *** .19
 Background SES .048 .08 .160 ** .06
 Educational promise .223 ** .07 .114 * .05
 First two-parent family .101 .26 −.044 .19
Random Effects
 Initial Status 8.315 *** .63 7.209 *** .58 3.445 *** .33 3.220 *** .32
 Rate .395 *** .08 .375 *** .08 .171 *** .06 .167 *** .05
 Level 1 error 5.074 *** .19 5.083 *** .19 3.684 *** .14 3.684 *** .14

Deviance 15049 14995 13676 13659
AIC 15057 15003 13684 13667
BIC 15076 15021 13702 13685

p<.10,

*

p<.05,

**

p<.01,

***

p<.001 (two-tailed)