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Table 5 Preventive medication coding algorithm. Medication codes used throughout the study

From: The relative burden of community-acquired pneumonia hospitalizations in older adults: a retrospective observational study in the United States

Medication class

GPI number (most specific level required)

Medications to prevent pneumonia

Influenza vaccine

1,710,002,020, 1,710,002,021, 1,710,002,023, 1,710,002,040, 1,710,002,044, 1,710,002,050, 1,710,002,061, 1,710,002,064

HCPCS G0008

CPT 90655, 90,656, 90,657, 90,658, 90,660, 90,662

Pneumococcal vaccine

1,720,006,500, 1,720,006,510, 1,720,006,530

HCPCS G0009, CPT 90669, 90,670, 90,732

Medications to prevent MI and/or stroke

 ACE Inhibitors

3610, 369,915, 369,918

 ARBs

3615, 369,940

 Beta-blockers

33, 369,920

 Calcium channel blockers

34, 369,915

 Diuretics

37, 369,918, 369,920, 369,940, 369,950, 369,955, 369,970, 369,980, 369,990

 Anticoagulants (warfarin and NOACs)

8320, 83,370,030, 83,370,060, 83,337,010

 Aspirin

64,100,010, 6,410,990,203, 6,410,990,204, 6,410,990,202, 6,410,990,210

 Anti-platelet agents

8515

 Statins

3940

 Other cholesterol medications

39

Medications to prevent OF

 Bisphosphonates

300,420; HCPCS J3489

 SERMs (raloxifene)

3,005,306,010

 Denosumab

3,004,453,000; HCPCS J0897

 Teriparatide

3,004,407,000; HCPCS J3110