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. 2022 Apr 21;8:87. doi: 10.1186/s40814-022-01044-w

Table 2.

Prespecified definitions for baseline conditions

Condition ICD-10/ATC codes Diagnosis type Inpatient/outpatient/minimum required length of stay/other criteria Timeframe
Chronic obstructive pulmonary disease J42-J44 A or B Any ≤ 10 years prior to randomization
Asthma J45 A or B Any ≤ 10 years prior to randomization
Chronic lung disease A15-A16, D860, E84, J42-J47, J84, Z942 A or B Any ≤ 10 years prior to randomization
Diabetes (ICD-10) E10-E14 A or B Any ≤ 10 years prior to randomization
Diabetes (ATC) A10 ≥ 1 claimed prescription ≤ 180 days prior to randomization
Hypertension (ICD-10) I10-I15 A or B Any ≤ 10 years prior to randomization
Hypertension (ATC)

Diuretics: C03

β-blockers: C07

Calcium blockers: C08

Renin-angiotensin system inhibitors: C09

≥ 1 claimed prescription from ≥ 2 drug classes ≤ 180 days prior to randomization
Dyslipidemia (ATC) C10 ≥ 1 claimed prescription ≤ 180 days prior to randomization
Ischemic heart disease I20-I25 A or B Any ≤ 10 years prior to randomization
Myocardial infarction I21 A or B Any ≤ 10 years prior to randomization
Heart failure I50 A or B Any ≤ 10 years prior to randomization
Other cardiomyopathy I42-I43 A or B Any ≤ 10 years prior to randomization
Atrial fibrillation I48 A or B Any ≤ 10 years prior to randomization
Other arrhythmia I44-I47, I49 A or B Any ≤ 10 years prior to randomization
Valvular disease I34-I37 A or B Any ≤ 10 years prior to randomization
Pericarditis I30-I31 A or B Any ≤ 10 years prior to randomization
Endocarditis I33, I38-I39 A or B Any ≤ 10 years prior to randomization
Myocarditis I40-I41 A or B Any ≤ 10 years prior to randomization
Pulmonary heart disease I26-I28 A or B Any ≤ 10 years prior to randomization
Cerebrovascular disease I60-I69 A or B Any ≤ 10 years prior to randomization
Peripheral vascular disease I70, I74 A or B Any ≤ 10 years prior to randomization
Congenital heart disease Q20-Q26 A or B Any ≤ 10 years prior to randomization
Chronic cardiovascular disease I20-I28, I34-I37, I42-I50, I60-I69, I70, I74, Q20-Q26 A or B Any ≤ 10 years prior to randomization
Cancer C00-C97 (not C44) A or B Any ≤ 10 years prior to randomization
Chronic kidney disease E102, E112, E132, E142, I120, N02-N08, N11-N12, N14, N18-N19, N26, N158-N160, N162-N164, N168, M300, M313, M319, M321B, Q612-Q613, Q615, Q619, T858-T859, Z992 A or B Any ≤ 10 years prior to randomization
Liver disease B15-B19, K70-K77, C22, I982, Z944, D684C, Q618 A or B Any ≤ 10 years prior to randomization
Immunodeficiency (ICD-10) B20-B24, D80-D84, D89, O987, Z21, Z940-Z944, Z948A A or B Any ≤ 10 years prior to randomization
Immunodeficiency (ATC) H02AB, L04 ≥ 1 claimed prescription ≤ 180 days prior to randomization
Neurological/neuromuscular disease F00-F03, G10-G14, G20-G23, G30-G32, G35-G37, G40-G41, G70-G73, G80-G83, G91-G95 A or B Any ≤ 10 years prior to randomization
Dementia F00-F03, G30, G311-G312, A or B Any ≤ 10 years prior to randomization
Rheumatic disease M05-M06, M32-M34, M353 A or B Any ≤ 10 years prior to randomization

All baseline conditions are defined from ICD-10 codes except for diabetes, hypertension, dyslipidemia, and immunodeficiency, where ATC codes are also used. ICD International Classification of Diseases, ATC anatomic therapeutic chemical