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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: Dev Psychol. 2010 Sep;46(5):1227–1244. doi: 10.1037/a0020211

Table 4.

Hierarchical Linear Models (HLMs) Predicting Reading Between 54 Months and 15 Years Old (N = 1,364)

B (SE) Model 1
B (SE) Model 2
B (SE) Model 3
Inter-
cept
Linear
slope
TV
deviationa
Inter-
cept
Linear
slope
TV
deviationa
Inter-
cept
Linear
slope
TV
deviationa
Male −3.23** 0.68** −3.32** 0.69** −3.32** 0.69**
(1.02) (0.19) (1.03) (0.19) (1.03) (0.19)
Race
    Black −5.57** −0.31 −5.19** −0.36 −5.18** −0.36
(1.72) (0.42) (1.70) (0.42) (1.70) (0.41)
    Other 1.73 −0.41 1.77 −0.41 1.77 −0.42
(1.94) (0.39) (1.93) (0.39) (1.93) (0.39)
Maternal education 1.36*** −0.10 1.28*** −0.09 1.28* −0.09
(0.32) (0.06) (0.32) (0.06) (0.32) (0.06)
    Squared −0.14* 0.01 −0.14* 0.01 −0.14* 0.01
(0.06) (0.01) (0.06) (0.01) (0.06) (0.01)
Maternal vocabulary 0.21*** 0.01 0.21* 0.01 0.21*** 0.01
(0.04) (0.01) (0.04) (0.01) (0.04) (0.01)
    Squared 0.00 0.00 0.00 0.00 0.00 0.00
(0.00) (0.00) (0.00) (0.00) (0.00) (0.00)
Maternal personality 0.09 0.02 0.10 0.02 0.10 0.02
(0.24) (0.06) (0.23) (0.06) (0.23) (0.06)
    Squared 0.00 0.00 0.00 0.00 0.00 0.00
(0.00) (0.00) (0.00) (0.00) (0.00) (0.00)
Childrearing beliefs −0.02 0.01 −0.02 0.01 −0.02 0.01
(0.04) (0.01) (0.04) (0.01) (0.04) (0.01)
Income-to-needs 1.54** −0.13 0.09 1.51** −0.13 0.09 1.51** −0.13 0.09
(0.43) (0.08) (0.22) (0.44) (0.08) (0.22) (0.44) (0.08) (0.22)
    Squared −0.11** 0.01 −0.10* 0.00 −0.10* 0.00
(0.04) (0.01) (0.04) (0.01) (0.04) (0.01)
Mother partnered −0.20 0.22 0.02 0.19 0.02 0.19
(1.98) (0.36) (1.98) (0.36) (1.97) (0.36)
Neig. advantage 1–54m 1.03 −0.15 2.26** −0.32 2.25** −0.32 −0.05
(0.58) (0.14) (0.72) (0.17) (0.74) (0.19) (0.71)
    Squared −0.95** 0.13 −0.95** 0.13
(0.33) (0.07) (0.33) (0.07)
a

Time-varying deviations are obtained by centering around each child’s initial value of the variable (Time-1 centering, see Singer & Willett 2003, p.176).

***

p < .001;

**

p < .01;

*

p < .05;

p < .10.

Note. All models include site as a covariate on the intercept and linear slope. Standard errors in brackets. Neig. = Neighborhood, M = months, TV = Time-varying