Patient-reported outcomes in a large community-based pain medicine practice: evaluation for use in phenotype modeling

Table 1 Estimated number of measurable variables available within the Electronic Health Records of MPC

Category	Variables	Comment
Demographic & Lifestyle	5 administrative 11 from PHA
Treatment codes	1 to 33 per patient	Mean = 5.7
Drug codes	1 to 13 per patient	Mean = 3.4 Drugs used for procedures
Prescription Drugs	10 major classes	90 % of all Rx in top 10 classes Mean = 4.6 Rx per patient ~27 % of patients receive Rx
Diagnosis codes	1 to 17 per patient	Mean = 3.7
PHA Questionnaire	163 items representing multiple scales and sub-scales	Patient-reported status and outcomes. Additional items are included for narcotic risk, demographics and lifestyle.
Progress Notes
Canonical sections	8
Extractable variables	Unknown	Estimates from preliminary work would indicate at least 10 variables per section

ISSN: 1472-6947