Table 4.

Rate ratio of Tardive Dyskinesia (TD) Spontaneous Dyskinesia (SD) according to diabetes, Schizophrenia, and other Psychoses

		Probable TDa			Probable SDb
	Person years	No.	Rate ratio	95% CI	No.	Rate ratio	95% CI
Diabetes
Yes	66758	7	2.8	1.2-6.5	37	3.0	2.1-4.3
No	731784	27			135
Schizophrenia
Yes	1597	2	31.2	7.5-130.1	2	4.4	1.1-17.7
No	796945	32			227
Psychosesc
Yes	59252	6	2.7	1.1-6.5	26	1.6	1.1-2.4
No	739290	28			203

Source: Deseret Mutual Benefit Administrators, 2001–2010.

Diabetes (ICD-9-CM codes 250- < 251) only counted if it occurred prior to TD.

Psychosis (ICD-9-CM codes 296- < 300) only counted if it occurred prior to TD.

Schizophrenia (ICD-9-CM codes 295- < 296) only counted if it occurred prior to TD.

^aClaim filed with an ICD-9 code 333.81-333.89, with prior use of an antipsychotic and/or metoclopramide.

^bClaim filed with an ICD-9 code 333.81-333.89, with no prior use of an antipsychotic and/or metoclopramide.

^c5 of the 6 counts for probable TD and 24 or the 26 for probable SD involved affective psychoses (ICD-9 296).