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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: J Autism Dev Disord. 2016 Jan;46(1):176–189. doi: 10.1007/s10803-015-2561-z

Table 3.

Unconditional growth models for maladaptive behaviors, autism symptoms, and daily living skills

Maladaptive behaviors
b (SE)		 Autism symptoms
b (SE)		 Daily living skills
b (SE)
Fixed effects
  Intercept 115.11 (0.55)*** 26.08 (0.39)*** 19.67 (0.36)***
  Linear slope −1.00 (0.16)*** −0.17 (0.04)*** 0.34 (0.08)***
  Quadratic slope 0.05 (0.01)*** - −0.03 (0.01)***
Variance (SD) Variance (SD) Variance (SD)
Random effects
  Intercept 85.30 (9.24)*** 49.48 (7.03)*** 42.11 (6.49)***
  Linear slope 1.73 (1.32)*** 0.23 (0.48)*** 0.67 (0.82)***
  Quadratic slope 0.01 (0.08)* - <0.01 (0.07)***
  Level-1 29.55 (5.44) 12.79 (3.58) 4.04 (2.01)
*

p< .05;

**

p< .01;

***

p< .001