Table 3. Comparison of Groups in Terms of Antipsychotic Drug use Patterns.

				CONTROL GROUP				TD GROUP
				N		%		N		%		Χ2		P
First APD Use		<18 years of age		2		6.7		6		12
		18–35 years of age		26		86.7		24		48
		>35 years of age		2		6.7		20		40		12.59		0.002*
APD Holiday		No		10		33.3		17		34
		Yes		20		66.7		33		66		0.01		951
Regular APD use		No		5		16.7		15		30
		Yes		25		83.3		35		70		1.77		182
Long acting APD use		No		20		66.7		22		44
		Yes		10		33.3		28		56		3.86		0.049**

TD: Tardive dyskinesia, APD: Antipsychotic drug, *p < 0.001, **p < 0.05.