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Table 3 Incidence of tardive dystonia, tardive dyskinesia and TDD for each time band (n = 3104).

From: Bipolar disorder and dopamine dysfunction: an indirect approach focusing on tardive movement syndromes in a naturalistic setting

 

Tardive dystonia

TD

TDD

 

N

Person-years

Incidence Rate

N

Person-years

Incidence Rate

Na

Person-years

Incidence Rate

Visit 3 (week 2)

37

114

32.6%

7

114

6.2%

41

114

36.1%

Visit 4 (week 3)

23

56

40,7%

4

57

7.0%

25

56

44.3%

Visit 5 (week 6)

15

141

10.6%

2

144

1.4%

17

141

12.0%

Visit 6 (month 3)

12

287

4.2%

4

293

1.4%

15

286

5.2%

Visit 7 (month 6)

5

440

1.1%

4

454

0.9%

8

439

1.8%

Visit 8 (month 12)

6

753

0.8%

5

776

0.6%

10

750

1.3%

Visit 9 (month 18)

2

721

0.3%

1

746

0.1%

3

716

0.4%

Visit 10 (month 24)

5

666

0.8%

6

688

0.9%

10

661

1.5%

  1. The time band between visit 1 and 2 was not included, due to the definition of persistence (presence of symptoms for at least 2 consecutive visits). aAs some patients may present with both tardive dystonia and TD, N for TDD may be lower than the sum of N for tardive dystonia and TD.