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Table 2 Attributable diagnostic hierarchy for type of diagnosis when more than one diagnosis occurred temporally with AP use

From: Prescribing trends of antipsychotics in youth receiving income assistance: results from a retrospective population database study

Level

Category

ICD-9 codes

ICD-10 codes

1

Psychotic disorders (non-affective), organic psychoses

291.3, 295 and 297, 298, 293.0, 293.1, 293.81, 293.82, 293.83

F20-29, F06, F09

2

Bipolar

296.0, 296.1, 296.4, 296.5, 296.6, 296.7, 296.8, 296.9

F30, F31, F34.0, F38.0

3

Pervasive Developmental Disorders/Mental Retardation

299, 317-319

F70-F79, F84, F89

4

Tics

307.2

F95

5

Other disruptive disorders (oppositional defiant disorder, conduct disorder, impulse control disorders, personality disorders)

301, 312, 313

F60 - F62, F63, F68, F91, F92

6

Attention deficit hyperactivity disorder

314

F90, F98.8

7

Depression (major depressive disorder)

296.2X* - 296.3X*, 300.4, 311

F32, F33, F34.1, F38.1, F39

8

Anxiety disorders (neuroses), adjustment disorders, sleep disorders

300, 307.4, 308, 309, 310, 780.5

F40-F42, F43, F44-F48, F51, F93.1-93.9, F07

9

Eating disorders

307.1, 307.51, 307.5

F50

10

Other (sexual disorders, alcohol & substance abuse/dependence, learning disabilities)

302, 303-305, 315

F10-F19, F65, F66, F06, F07, F80, F81, F82, F83

  1. * “X” included in the code instructed the data analyst to include any number that followed the preceding digit.