. Author manuscript; available in PMC: 2010 Jun 8.

Published in final edited form as: J Speech Lang Hear Res. 2007 Aug;50(4):1048–1062. doi: 10.1044/1092-4388(2007/073)

Table 5.

Hierarchical Linear Modeling Analysis of Level 1 Growth as a function of Subject Characteristics

Outcome	Fixed Effect	Coefficient	SE	t
Total Words	Intercept (β10)	12.18	2.66	4.57^***
	Pre CI Aided PTA (β₁₁)	−0.08	0.12	−0.68
	Age at implant (β₁₂)	0.22	0.33	0.67
	AOI² (β₁₃)	0.01	0.33	0.22
Root Words	Intercept	2.95	0.43	6.85^***
	Pre CI Aided PTA	0.00	0.02	0.12
	Age at implant	0.02	0.05	0.34
	AOI²	0.00	0.00	0.78
MLU	Intercept	0.05	0.00	8.23^***
	Pre CI Aided PTA	0.00	0.00	−1.95^*
	Age at implant	0.00	0.00	0.81
	AOI²	−0.00	0.00	−1.07
Bound Morphs.	Intercept	2.52	0.30	8.42^***
	Pre CI Aided PTA	−0.06	0.01	−4.02^***
	Age at implant	0.02	0.04	0.59
	AOI²	−0.01	0.00	−2.10^*
Diff. Morphs.	Intercept	0.20	0.02	7.60^***
	Pre CI Aided PTA	−0.00	0.00	−0.13
	Age at implant	0.01	0.00	2.44^**
	AOI²	−0.00	0.00	−1.12

p < .05

^**

p < .01

^***

p < .001, df = 72