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Table 2 Prevalence, incidence, and deprescribing rates of psychotropic drugs: numbers are percentages

From: Do prescription rates of psychotropic drugs change over three years from nursing home admission?

Prevalence

 

BL

N = 113 (D-); 583 (D+); 696 (T)

6 m

N = 71 (D-); 437 (D+); 508 (T)

12 m

N = 53 (D-); 374 (D+); 427 (T)

18 m

N = 42 (D-); 307 (D+); 349 (T)

24 m

N = 34 (D-); 259 (D+); 293 (T)

30 m

N = 28 (D-); 209 (D+); 237 (T)

36 m

N = 24 (D-); 168 (D+); 192 (T)

Drug category

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

Antidepressants

28.3

28.5

28.4

33.8

38.9

38.2

35.8

40.6

40.0

40.5

40.1

40.1

38.2

42.5

42.0

39.3

42.6

42.2

45.8

41.7

42.2

Atypical antipsychotics

6.2

7.0

6.9

4.2

13.7

12.4

1.9

12.6

11.2

4.8

16.0

14.6

2.9

14.3

13.0

7.1

14.8

13.9

0

16.7

14.6

Typical antipsychotics

5.3

4.8

4.9

5.6

4.6

4.7

5.7

4.3

4.4

7.1

4.9

5.2

2.9

3.9

3.8

3.6

3.8

3.8

4.2

3.0

3.1

Any antipsychotic

10.6

11.7

11.5

8.5

18.1

16.7

7.5

16.8

15.7

11.9

20.8

19.8

5.9

17.8

16.4

10.7

18.2

17.3

4.2

19.6

17.7

Anxiolytics

16.8

15.4

15.7

23.9

20.6

21.1

28.3

21.1

22.0

33.3

23.5

24.6

29.4

21.2

22.2

21.4

19.1

19.4

29.2

19.6

20.8

Sedatives and hypnotics

35.4

22.5

24.6

47.9

29.7

32.3

49.1

23.5

26.7

50.0

23.1

26.4

47.1

23.6

26.3

50.0

18.7

22.4

45.8

22.6

25.5

Antidementia drugs

5.3

27.4

23.9

5.6

28.1

25.0

7.5

27.5

25.1

9.5

24.8

22.9

2.9

22.0

19.8

7.1

23.4

21.5

8.3

19.6

18.2

Cholinesterase inhibitors

2.7

20.2

17.4

4.2

19.5

17.3

5.7

18.4

16.9

7.1

16.3

15.2

2.9

13.1

11.9

3.6

13.9

12.7

4.2

11.9

10.9

At least one PTDa

59.3

63.0

62.4

66.2

71.6

70.9

77.4

72.2

72.8

76.2

72.6

73.1

73.5

71.8

72.0

75.0

69.4

70.0

75.0

68.5

69.3

Mean (SD)

Total medication - mean

7.3

5.7

6.0

8.2

6.2

6.5

7.5

6.0

6.2

7.2

5.9

6.1

7.3

6.2

6.3

7.2

6.3

6.4

7.8

6.3

6.5

(SD)

(3.5)

(3.1)

(3.2)

(3.5)

(3.0)

(3.1)

(3.4)

(3.0)

(3.1)

(3.6)

(3.3)

(3.3)

(3.5)

(3.3)

(3.3)

(3.9)

(3.3)

(3.4)

(3.9)

(3.7)

(3.7)

Total PTDa - mean

1.1

1.1

1.2

1.3

1.5

1.5

1.4

1.4

1.4

1.6

1.4

1.5

1.4

1.4

1.4

1.4

1.3

1.4

1.5

1.4

1.4

(SD)

(1.2)

(1.2)

(1.2)

(1.3)

(1.3)

(1.3)

(1.2)

(1.2)

(1.2)

(1.3)

(1.3)

(1.3)

(1.1)

(1.2)

(1.2)

(1.2)

(1.2)

(1.2)

(1.4)

(1.2)

(1.3)

Incidenceb

 
 

BL-6 m

N = 71 (D-); 437 (D+); 508 (T)

6 m-12 m

N = 51 (D-); 346 (D+); 397 (T)

12 m-18 m

N = 40 (D-); 298 (D+); 338 (T)

18 m-24 m

N = 30 (D-); 246 (D+); 276 (T)

24 m-30 m

N = 27 (D-); 200 (D+); 227 (T)

30 m-36 m

N = 22 (D-); 156 (D+); 178 (T)

 

Drug category

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

   

Antidepressants

17.3

19.2

18.9

8.8

9.0

8.9

12.0

6.3

7.0

5.3

7.0

6.8

6.3

8.6

8.3

14.3

4.6

5.9

   

Atypical antipsychotics

1.5

8.9

7.8

0

4.3

3.7

0

4.3

3.7

3.3

2.9

3.0

7.4

3.6

4.1

0

1.6

1.3

   

Typical antipsychotic

1.5

2.4

2.3

0

1.8

1.6

2.6

2.1

2.2

0

0.4

0.4

0

0

0

0

0

0

   

Any antipsychotic

3.1

10.5

9.4

0

5.6

4.8

2.7

6.6

6.0

3.6

2.6

2.7

7.7

3.7

4.3

0

0.8

0.7

   

Anxiolytics

11.7

12.0

12.0

10.8

5.7

6.3

13.3

5.3

6.2

0

5.3

4.8

0

3.9

3.4

5.9

3.2

3.5

   

Sedatives and hypnotics

23.8

17.0

17.7

4.2

4.3

4.3

16.7

7.0

7.8

18.8

4.8

5.9

7.7

3.2

3.6

0

4.1

3.8

   

Antidementia drugs

2.9

10.7

9.3

0

3.3

2.8

0

2.8

2.4

0

2.7

2.4

0

2.0

1.7

0

2.5

2.1

   

Cholinesterase inhibitors

2.9

6.4

5.8

0

2.6

2.2

0

1.7

1.4

0

1.4

1.3

0

1.2

1.0

0

1.5

1.3

   

Deprescribing ratesb

 
 

BL-6 m

N = 71 (D-); 437 (D+); 508 (T)

6 m-12 m

N = 51 (D-); 346 (D+); 397 (T)

12 m-18 m

N = 40 (D-); 298 (D+); 338 (T)

18 m-24 m

N = 30 (D-); 246 (D+); 276 (T)

24 m-30 m

N = 27 (D-); 200 (D+); 227 (T)

30 m-36 m

N = 22 (D-); 156 (D+); 178 (T)

 

Drug category

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

D-

D+

T

   

Antidepressants

21.1

14.6

15.4

11.8

8.2

8.6

6.7

12.9

12.2

9.1

9.7

9.6

18.2

11.9

12.6

12.5

10.1

10.4

   

Atypical antipsychotics

33.3

27.3

27.8

0

27.3

26.7

0

16.3

15.9

0

25.0

25.0

0

22.6

22.6

0

3.7

3.7

   

Typical antipsychotics

25.0

60.0

55.2

0

41.2

35.0

0

18.2

15.4

50.0

20.0

25.0

0

0

0

0

16.7

14.3

   

Any antipsychotic

33.3

31.6

31.7

0

25.0

23.4

0

14.8

14.0

50.0

22.0

23.1

0

18.4

17.9

0

3.0

2.9

   

Anxiolytics

9.1

35.2

31.7

28.6

13.8

16.5

0

19.7

17.3

9.1

22.8

20.6

37.5

26.7

28.3

0

12.5

10.8

   

Sedatives and hypnotics

17.2

24.2

22.6

14.8

22.8

21.0

18.2

26.8

24.7

21.4

15.8

16.9

14.3

26.1

23.3

16.7

15.2

15.6

   

Antidementia drugs

33.3

30.2

30.3

0

17.8

17.1

0

19.0

18.4

0

20.3

20.0

0

10.4

10.2

0

19.4

18.4

   

Cholinesterase inhibitors

50.0

31.5

31.9

0

23.7

22.8

0

22.4

21.7

0

21.1

20.5

0

14.3

13.8

0

25.0

24.0

   
  1. D+: dementia at baseline; D-: no dementia at baseline; T: total
  2. aPTD: psychotropic drugs
  3. bInclusion of cases with observations at both assessment points