Table 1.
Counts of dyskinesia according to ICD-9 classification
| ICD-9 codes | Description | No. | % | No.a | %a |
|---|---|---|---|---|---|
| |
Tardive dyskinesia – drug related … |
|
|
|
|
| 333.81 |
Blepharospasm |
11 |
32.4 |
8 |
32.0 |
| 333.82/333.85 |
Orofacial or subacute dyskinesia |
11 |
32.4 |
8 |
32.0 |
| 333.83 |
Spasmodic torticollis |
10 |
29.4 |
7 |
28.0 |
| 333.89 |
Other |
2 |
5.8 |
2 |
8.0 |
| |
|
34 |
|
25 |
|
| |
Spontaneous dyskinesia – non-drug related … |
|
|
|
|
| 333.81 |
Blepharospasm |
105 |
45.8 |
67 |
45.6 |
| 333.82 |
Orofacial or subacute dyskinesia |
34 |
14.8 |
26 |
17.7 |
| 333.83 |
Spasmodic torticollis |
77 |
33.6 |
48 |
32.6 |
| 333.84 |
Organic writers’ cramp |
3 |
1.3 |
2 |
1.4 |
| 333.89 |
Other |
10 |
4.4 |
4 |
2.7 |
| 229 | 147 |
Source: Deseret Mutual Benefit Administrators, 2001–2010.
aTwo or more diagnoses within a 12 month time period.