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Table 1 Proportions of antipsychotic prescriptions by year (including patients with developmental disabilities)

From: Temporal trends in antipsychotic prescriptions for pediatric patients using an administrative hospital database in Japan: a retrospective study

 

2015

2016

2017

2018

2019

2020

2021

2022

P

Males

         

All patients

         

Patients with schizophrenia, n

1612

1712

1650

1602

1595

1469

1425

1441

 

Prescriptions for any antipsychotic, %

78.3

78.5

75.6

76.7

75.3

73.3

73.1

76.9

< 0.001

Risperidone, %

47.9

46.5

44.8

43.4

41.4

42.2

38.7

36.7

< 0.001

Aripiprazole, %

21.2

26.3

27.2

29.5

29.7

29.0

30.8

35.9

< 0.001

Quetiapine, %

5.3

4.7

5.0

4.3

4.8

5.0

6.3

6.2

0.052

Olanzapine, %

3.9

3.2

3.2

2.6

2.4

2.8

4.4

5.0

0.07

Haloperidol, %

4.0

3.1

3.0

2.4

1.9

2.3

2.0

2.1

< 0.001

Sulpiride, %

1.0

0.8

1.0

0.9

0.8

1.0

1.6

1.9

0.002

Levomepromazine, %

2.2

1.6

1.6

1.3

1.2

1.5

1.8

1.9

0.64

Brexpiprazole, %

0.0

0.0

0.0

0.1

0.9

0.9

0.8

1.0

< 0.001

Lurasidone, %

0.0

0.0

0.0

0.0

0.0

0.1

0.6

1.0

< 0.001

Perospirone, %

0.8

0.6

0.5

0.2

0.6

0.9

0.6

0.9

0.45

Chlorpromazine, %

0.9

1.1

0.8

0.8

0.8

0.7

0.7

0.8

0.20

Propericiazine, %

0.4

0.4

0.4

0.2

0.3

0.5

0.7

0.6

0.07

Zotepine, %

0.2

0.2

0.3

0.1

0.1

0.2

0.1

0.3

0.92

Paliperidone, %

0.7

0.6

0.4

0.4

0.5

0.3

0.3

0.3

0.05

Blonanserin, %

0.7

0.3

0.2

0.3

0.5

0.6

0.6

0.3

0.85

Asenapine, %

0.0

0.1

0.1

0.2

0.1

0.4

0.3

0.1

0.02

Prochlorperazine, %

0.1

0.2

0.0

0.1

0.5

0.1

0.1

0.1

0.81

Clozapine, %

0.0

0.1

0.1

0.1

0.2

0.1

0.0

0.0

0.96

Sultopride, %

0.0

0.0

0.1

0.0

0.0

0.0

0.0

0.0

0.55

Fluphenazine, %

0.0

0.1

0.0

0.0

0.0

0.1

0.0

0.0

0.82

Bromperidol, %

0.1

0.1

0.1

0.1

0.0

0.1

0.0

0.0

0.25

0–4 years

         

Patients with schizophrenia, n

44

38

31

28

28

24

27

25

 

Prescriptions for any antipsychotic, %

84.1

73.7

61.3

75.0

64.3

75.0

66.7

60.0

0.06

Aripiprazole, %

15.9

18.4

25.8

28.6

21.4

25.0

25.9

32.0

0.12

Risperidone, %

70.5

55.3

38.7

50.0

46.4

58.3

40.7

32.0

0.01

Chlorpromazine, %

0.0

2.6

0.0

0.0

0.0

0.0

0.0

4.0

0.57

Quetiapine, %

2.3

2.6

3.2

7.1

3.6

0.0

0.0

0.0

0.34

Haloperidol, %

0.0

2.6

0.0

0.0

0.0

4.2

3.7

0.0

0.49

Propericiazine, %

0.0

0.0

3.2

0.0

0.0

0.0

0.0

0.0

0.65

Levomepromazine, %

2.3

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.19

5–12 years

         

Patients with schizophrenia, n

831

887

847

799

744

615

553

549

 

Prescriptions for any antipsychotic, %

80.0

78.4

77.8

77.6

74.5

74.1

73.2

79.6

0.02

Aripiprazole, %

23.3

30.0

31.1

34.4

35.5

34.8

36.2

43.4

< 0.001

Risperidone, %

55.6

51.6

50.9

48.6

43.8

46.2

44.7

42.8

< 0.001

Quetiapine, %

2.8

2.5

2.0

1.6

3.1

2.4

2.4

3.6

0.36

Haloperidol, %

4.1

3.0

3.0

2.4

1.6

2.6

2.2

2.2

0.01

Olanzapine, %

0.7

0.2

0.5

0.4

0.3

0.7

1.1

1.8

0.01

Levomepromazine, %

1.1

0.9

1.2

0.8

0.7

0.5

0.2

0.7

0.06

Chlorpromazine, %

0.4

0.7

0.5

0.4

0.3

0.0

0.2

0.4

0.15

Sulpiride, %

0.5

0.3

0.2

0.5

0.4

0.3

0.9

0.4

0.53

Propericiazine, %

0.6

0.3

0.4

0.3

0.3

0.3

0.0

0.4

0.20

Perospirone, %

0.8

0.6

0.2

0.1

0.1

0.3

0.4

0.4

0.11

Lurasidone, %

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.4

0.01

Paliperidone, %

0.1

0.1

0.0

0.1

0.1

0.0

0.2

0.2

0.68

Blonanserin, %

0.1

0.0

0.0

0.1

0.0

0.2

0.2

0.2

0.28

Brexpiprazole, %

0.0

0.0

0.0

0.0

0.0

0.2

0.0

0.0

0.40

Prochlorperazine, %

0.0

0.0

0.0

0.0

0.1

0.0

0.0

0.0

0.69

13–18 years

         

Patients with schizophrenia, n

737

787

772

775

823

830

845

867

 

Prescriptions for any antipsychotic, %

76.1

78.9

73.8

75.9

76.4

72.7

73.1

75.7

0.08

Risperidone, %

43.0

46.9

43.3

43.9

43.4

42.8

38.2

37.6

< 0.001

Aripiprazole, %

21.2

25.0

24.4

27.9

28.9

28.0

30.8

35.5

< 0.001

Quetiapine, %

9.0

7.6

8.7

7.2

7.0

7.3

9.5

8.3

0.91

Olanzapine, %

8.0

6.9

6.3

5.2

4.4

4.6

6.7

7.4

0.40

Sulpiride, %

1.6

1.4

1.8

1.3

1.2

1.6

2.2

3.1

0.02

Levomepromazine, %

3.7

2.7

2.5

2.2

1.7

2.5

3.0

2.8

0.55

Haloperidol, %

4.5

3.4

3.4

2.6

2.3

2.3

2.2

2.4

0.002

Brexpiprazole, %

0.0

0.0

0.0

0.1

1.7

1.4

1.3

1.6

< 0.001

Lurasidone, %

0.0

0.0

0.0

0.0

0.0

0.1

0.9

1.4

< 0.001

Perospirone, %

1.1

0.8

0.9

0.4

1.1

1.3

0.8

1.3

0.40

Chlorpromazine, %

1.8

1.8

1.3

1.3

1.3

1.2

1.1

0.9

0.06

Propericiazine, %

0.1

0.4

0.4

0.1

0.5

0.8

1.2

0.8

0.002

Zotepine, %

0.4

0.4

0.6

0.3

0.2

0.4

0.2

0.5

0.68

Paliperidone, %

1.4

1.1

0.8

0.8

1.0

0.6

0.4

0.5

0.01

Blonanserin, %

1.5

0.6

0.4

0.5

1.0

1.0

0.8

0.3

0.24

Asenapine, %

0.0

0.1

0.1

0.4

0.2

0.7

0.5

0.2

0.052

Prochlorperazine, %

0.3

0.5

0.0

0.3

0.9

0.2

0.1

0.1

0.45

Clozapine, %

0.0

0.1

0.3

0.1

0.4

0.2

0.0

0.0

0.72

Sultopride, %

0.0

0.0

0.1

0.0

0.0

0.0

0.0

0.0

0.48

Fluphenazine, %

0.0

0.1

0.0

0.0

0.0

0.1

0.0

0.0

0.71

Bromperidol, %

0.1

0.1

0.1

0.1

0.0

0.1

0.0

0.0

0.17

Females

         

All patients

         

Patients with schizophrenia, n

796

854

814

860

900

956

1079

1208

 

Prescriptions for any antipsychotic, %

77.1

75.9

72.2

75.5

73.9

73.8

76.9

76.4

0.67

Aripiprazole, %

21.6

24.9

27.4

28.7

30.9

29.8

34.4

35.6

< 0.001

Risperidone, %

38.6

38.1

34.3

34.3

32.2

32.4

28.2

24.8

< 0.001

Quetiapine, %

16.3

14.2

14.0

16.0

16.0

16.5

19.5

18.1

0.002

Olanzapine, %

7.2

7.8

7.5

6.7

6.6

5.6

8.5

8.3

0.46

Sulpiride, %

2.6

2.0

2.0

1.9

2.6

2.5

3.6

4.6

< 0.001

Lurasidone, %

0.0

0.0

0.0

0.0

0.0

0.4

3.0

4.3

< 0.001

Brexpiprazole, %

0.0

0.0

0.0

0.6

2.6

3.3

3.2

3.1

< 0.001

Levomepromazine, %

1.5

2.5

2.6

3.7

3.1

1.8

2.2

2.3

0.98

Perospirone, %

3.0

2.2

2.3

1.5

1.8

2.0

2.4

2.2

0.44

Chlorpromazine, %

1.8

1.2

1.7

1.9

1.8

1.5

1.7

2.0

0.51

Blonanserin, %

1.4

1.9

2.3

1.9

2.0

1.4

1.5

1.3

0.28

Haloperidol, %

2.9

3.5

2.6

2.1

2.4

2.7

1.9

0.8

< 0.001

Asenapine, %

0.0

0.2

0.5

0.5

0.6

0.7

0.3

0.5

0.14

Paliperidone, %

0.9

0.9

0.5

0.3

0.0

0.5

0.5

0.4

0.07

Prochlorperazine, %

0.3

0.0

0.0

0.2

0.4

0.1

0.3

0.2

0.50

Zotepine, %

0.6

0.4

0.1

0.3

0.3

0.3

0.2

0.1

0.06

Pipamperone, %

0.0

0.0

0.0

0.0

0.0

0.1

0.0

0.1

0.18

Propericiazine, %

0.6

0.8

0.5

0.2

0.2

0.2

0.2

0.1

0.001

Oxypertine, %

0.1

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.10

Clozapine, %

0.0

0.2

0.1

0.1

0.0

0.0

0.0

0.0

0.08

Fluphenazine, %

0.1

0.1

0.1

0.0

0.0

0.0

0.0

0.0

0.04

Bromperidol, %

0.1

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.10

0–4 years

         

Patients with schizophrenia, n

15

16

16

12

10

8

8

11

 

Prescriptions for any antipsychotic, %

73.3

81.3

62.5

58.3

60.0

50.0

50.0

63.6

0.15

Risperidone, %

46.7

50.0

43.8

41.7

40.0

37.5

25.0

54.5

0.69

Aripiprazole, %

26.7

18.8

25.0

33.3

50.0

12.5

0.0

18.2

0.45

Quetiapine, %

0.0

6.3

12.5

16.7

20.0

12.5

12.5

0.0

0.66

Sulpiride, %

0.0

6.3

0.0

0.0

0.0

0.0

0.0

0.0

0.38

Haloperidol, %

0.0

0.0

0.0

0.0

0.0

0.0

12.5

0.0

0.19

5–12 years

         

Patients with schizophrenia, n

231

264

230

233

242

231

218

239

 

Prescriptions for any antipsychotic, %

79.7

74.6

73.0

75.1

75.2

68.8

77.1

81.2

0.75

Aripiprazole, %

24.2

27.7

28.3

24.5

28.1

25.1

35.3

39.7

< 0.001

Risperidone, %

50.6

45.1

43.9

49.8

45.5

45.9

39.4

36.8

0.004

Quetiapine, %

9.1

6.4

5.2

6.9

6.2

3.9

8.7

9.2

0.72

Olanzapine, %

0.9

1.1

0.4

0.9

2.5

3.0

1.8

4.2

0.001

Sulpiride, %

1.3

1.5

0.4

0.0

0.8

0.4

1.4

2.1

0.53

Chlorpromazine, %

0.9

0.8

0.4

0.4

0.0

0.4

0.5

1.3

0.90

Haloperidol, %

4.3

3.8

3.0

1.7

3.7

3.9

4.6

1.3

0.36

Brexpiprazole, %

0.0

0.0

0.0

0.0

0.4

0.4

1.8

1.3

< 0.001

Blonanserin, %

0.0

0.0

0.4

0.4

0.0

0.4

1.4

0.8

0.03

Perospirone, %

0.0

0.0

0.0

0.0

0.4

1.3

0.5

0.8

0.01

Lurasidone, %

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.8

0.03

Levomepromazine, %

0.4

0.8

0.9

2.1

2.1

0.9

0.9

0.8

0.67

Paliperidone, %

0.0

0.0

0.0

0.0

0.0

0.4

0.9

0.4

0.03

Fluphenazine, %

0.0

0.4

0.0

0.0

0.0

0.0

0.0

0.0

0.28

Prochlorperazine, %

0.0

0.0

0.0

0.0

0.0

0.0

0.5

0.0

0.27

Propericiazine, %

0.9

0.8

0.0

0.0

0.0

0.0

0.0

0.0

0.01

13–18 years

         

Patients with schizophrenia, n

550

574

568

615

648

717

853

958

 

Prescriptions for any antipsychotic, %

76.2

76.3

72.2

75.9

73.6

75.7

77.1

75.4

0.67

Aripiprazole, %

22.0

25.4

27.8

31.1

32.6

32.8

35.5

35.3

< 0.001

Risperidone, %

34.9

36.9

31.5

30.4

28.4

30.0

26.1

23.0

< 0.001

Quetiapine, %

20.0

18.3

18.0

19.7

20.1

21.2

22.5

20.7

0.07

Olanzapine, %

10.0

11.3

10.6

9.3

8.2

6.7

10.3

9.7

0.29

Sulpiride, %

3.3

2.3

2.6

2.6

3.2

3.2

4.2

5.4

< 0.001

Lurasidone, %

0.0

0.0

0.0

0.0

0.0

0.6

3.8

5.3

< 0.001

Brexpiprazole, %

0.0

0.0

0.0

0.8

3.5

4.3

3.6

3.7

< 0.001

Perospirone, %

4.4

3.3

3.3

2.1

2.3

2.2

2.9

2.7

0.09

Levomepromazine, %

2.0

3.3

3.3

4.6

3.5

2.1

2.7

2.7

0.57

Chlorpromazine, %

2.2

1.6

2.3

2.6

2.5

1.8

2.0

2.2

0.97

Blonanserin, %

2.0

2.8

3.2

2.4

2.8

1.7

1.5

1.5

0.03

Haloperidol, %

2.5

3.5

2.6

2.3

2.3

2.4

1.2

0.8

< 0.001

Asenapine, %

0.0

0.3

0.7

0.7

0.8

1.0

0.4

0.6

0.24

Paliperidone, %

1.3

1.4

0.7

0.5

0.0

0.6

0.6

0.4

0.01

Prochlorperazine, %

0.4

0.0

0.0

0.3

0.6

0.1

0.2

0.2

0.82

Zotepine, %

0.9

0.5

0.2

0.5

0.5

0.4

0.2

0.1

0.03

Pipamperone, %

0.0

0.0

0.0

0.0

0.0

0.1

0.0

0.1

0.21

Propericiazine, %

0.7

0.9

0.7

0.3

0.3

0.3

0.2

0.1

0.01

Oxypertine, %

0.2

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.09

Clozapine, %

0.0

0.3

0.2

0.2

0.0

0.0

0.0

0.0

0.06

Fluphenazine, %

0.2

0.2

0.2

0.0

0.0

0.0

0.0

0.0

0.03

Bromperidol, %

0.2

0.0

0.0

0.0

0.0

0.0

0.0

0.0

0.09

  1. Each drug is listed in the order of the proportion of prescriptions for antipsychotics in 2022
  2. The Cochran–Armitage trend test was used for statistical analysis
  3. P < 0.05 was considered statistically significant