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Table 1 Comorbidity ICD codes

From: Temporal trends in stroke admissions in Denmark 1997–2009

Comorbidity

ICD codes

Heart failure

ICD-8:

427, 428

ICD-10:

I42, I50, I110, J819

Ischaemic heart disease

ICD-8:

411, 412, 413, 414

ICD-10:

I20, I23, I24, I25,

Anemia

ICD-8:

280-285

ICD-10:

D60-D69

Cancer

ICD-8:

140-209

ICD-10:

C00-C97

Chronic obstructive pulmonary disease

ICD-8:

490, 491, 492

ICD-10:

J42, J44

Atrial fibrillation

ICD-8:

427.4

ICD-10:

I48

Acute myocardial infarction

ICD-8:

410

ICD-10:

I21, I22

Peripheral arterial disease

ICD-8:

443

ICD-10:

I70, I74

Diabetes

ICD-8:

250

ICD-10:

E10-E14

Hypertension

ICD-8:

400, 401

ICD-10:

I109, I119, !959, I270, I951