Table 1.

Case definition for speech and language disorders in adults older than 55 y

TEXT TERMS AND PHRASESICD-9 CODES
Aphasia784.3; 315.31; 438.11
• aphasia; broca; wernicke; “transcortical”
“motor”; “transcortical” “sensory”; dysphasia
Dysarthria784.5
• dysarthria; “slurred speech”; “slurr* speech”
Apraxia438.81
• apraxia
Stutter and stammer307
• “stutter”; “stammer”
Undefined speech disorders438.1*; V40.1
• “speech” “disturb*”; “speech” “problem”; “speech” “disorder*”; “language” “disorder”; “communication” “disorder”; “nonfluent” “speech”; “speech” “deficit”; “speech” “difficult*”; “speech” “challenge*”; “speech – disturb”; “speech” “disabilit*”; “language” “disabilit*”; “speech” “issue*”; “expressive” “language” “disorder”
  • * Refers to terms for which all related forms of the word were searched for and included by the algorithm (eg, “disorder*” would include “disorder” or “disorders”).