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Table 2 Characteristics of Pharmacy Practice Population (N = 1,427,325 patients)

From: Monitoring Community Pharmacist's Quality of Care: A feasibility study of using pharmacy claims data to assess performance

Patient Characteristics   
Patient Demographics N %
Female 849,989 59.6
  Mean SD
Age 50.0 24.2
Medication use Mean SD
Medications per year 6.2 5.2
Dispensings per year § 37.9 64.3
Health Services Use Mean SD
Prescribing physicians per year 2.7 2.0
Dispensing pharmacies per year 1.6 0.95
  N %
Patients receiving all medications & services from a single pharmacy per year 877,038 61.4
Population Prevalence of Quality of Care Problems N (N at-risk) % **
Medication Safety Indicators   
Seniors receiving flurazepam 11,453 (196,774) 5.8
Patients receiving non-selective beta blockers and SABA 5,200 (33,058) 15.7
Medication Effectiveness Indicators   
Patients over-using SABA 39,895 (70,021) 57.0
Patients under-using anti-hypertensives 220,179 (517,656) 42.5
  1. † Percent of 1,427,325 patients
  2. ‡ Calculated by determining the average of the total number of medications per patient per year.
  3. § Total number of dispensings in one year period is 54,045,097.
  4. ** Percent of the population at-risk