Specific Central Nervous System Medications Are Associated with Temporomandibular Joint Symptoms

Table 1

Comparison of the type of ADHD medication by the presence of TMD symptoms. The results show that Concerta is the ADHD medication that is significantly different compared to the rest.

	TMD diagnosis		Total
	No discomfort	Positive for discomfort
Type of ADHD medication
None
Count	237	171	408
Expected count	243.6	164.4	408.0
% within type of medication	58.1%	41.9%	100.0%
Adjusted residual	−1.8	1.8
Adderall
Count	13	13	26
Expected count	15.5	10.5	26.0
% within type of medication	50.0%	50.0%	100.0%
Adjusted residual	−1.0	1.0
Concerta
Count	14	1	15
Expected count	9.0	6.0	15.0
% within type of medication	93.3%	6.7%	100.0%
Adjusted residual	2.7
Ritalin
Count	11	4	15
Expected count	9.0	6.0	15.0
% within type of medication	73.3%	26.7%	100.0%
Adjusted residual	1.1	−1.1
Vyvanse
Count	3	0	3
Expected count	1.8	1.2	3.0
% within type of medication	100.0%	0.0%	100.0%
Adjusted residual	1.4	−1.4
Adderall and Vyvanse
Count	1	0	1
Expected count	.6	.4	1.0
% within type of medication	100.0%	0.0%	100.0%
Adjusted residual	.8	−.8
Concerta and Ritalin
Count	1	0	1
Expected count	.6	.4	1.0
% within type of medication	100.0%	0.0%	100.0%
Adjusted residual	.8	−.8
Total
Count	280	189	469
Expected count	280.0	189.0	469.0
% within type of medication	59.7%	40.3%	100.0%

Bold highlights the highest adjusted residual.