. Author manuscript; available in PMC: 2019 Feb 1.

Published in final edited form as: J Intellect Disabil Res. 2017 Oct 15;62(2):94–105. doi: 10.1111/jir.12433

Table 6.

Estimated Number of Medications Taken by Levels of Significant Predictors: (n = 105)^a

Psychotropic (Poisson)						Non-psychotropic (Negative Binomial)

Maladaptive Behavior (SIB-R) Score Range: 100-147	Average Predicted Number of Medications	Mental Health Diagnosis	Average Predicted Number of Medications	Autism symptoms (SCQ) Range: 0 - 25 2527	Average Predicted Number of Medications	Number of Physical Health Conditions Range: 0 - 6	Average Predicted Number of Medications
100	0.70^***	No	0.67^***	0	0.76^***	0	0.19^***
110	0.99^***	Yes	1.39^***	5	0.88^***	1	0.32^***
120	1.41^***			10	1.03^***	2	0.51^***
130	2.01^***			15	1.20^***	3	0.83^**
140	2.86^***			20	1.40^***	4	1.34^*
				25	1.63^***	5	2.18
						6	3.54

p < .05,

^**

p < .01,

^***

p < .001.

Significance indicates that number of prescriptions is different from 0. All continuous predictors are held at their means. Dichotomous predictors are held at their observed values.