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Table 2 Patient characteristics at the time of medication initiation

From: Time to discontinuation of atypical versus typical antipsychotics in the naturalistic treatment of schizophrenia

Variable

CLZ

N = 114

OLZ

N = 465

RIS

N = 350

QUE

N = 178

ZIP

N = 25

PER

N = 41

High

N = 320

Med

N = 140

Low

N = 74

HAL+AC

N = 114

Mean age, years

37.3

41.6

40.3

39.6

37.6

40.1

39.0

40.2

37.9

38.2

Male, %

57.0

60.2

54.6

47.2

24.0

56.1

58.8

60.0

64.9

57.0

African American, %

24.6

40.4

38.3

34.8

12.0

39.0

46.3

35.0

33.8

41.2

Substance use disorder, %

21.9

31.2

30.3

21.4

36.0

31.7

37.5

25.7

39.2

36.8

Psychiatric hospitalization in prior 2 months, %

43.0

23.4

31.2

20.2

20.0

19.5

42.5

32.1

31.1

45.6

Mean time from study start to initiation, days

7000.3

656.0

689.7

828.4

1403.6

635.8

604.6

646.8

622.1

612.7

Schizoaffective disorder, %

34.2

32.0

34.3

39.9

60.0

29.3

32.2

37.1

33.8

32.5

Mean time on any antipsychotic in prior 2 months, days

51.6

49.1

46.4

55.7

57.8

38.3

44.8

42.7

49.2

46.8

  1. Abbreviations: CLZ, clozapine; OLZ, olanzapine; RIS, risperidone; QUE, quetiapine; ZIP, ziprasidone; PER, perphenazine; High, high-potency typical antipsychotics; Med, medium-potency typical antipsychotics; Low, low-potency typical antipsychotics; HAL+AC, haloperidol with prophylactic anticholinergic agents.