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. Author manuscript; available in PMC: 2022 Nov 18.
Published in final edited form as: ISPRS Int J Geoinf. 2014 May 20;3(2):713–731. doi: 10.3390/ijgi3020713

Table 1.

Diagnosis Categories.

Reason for Hospital Admission ICD-9 Codes
Respiratory Outcomes (460–519)
Chronic Obstructive Pulmonary Disease (COPD) (490–492, 496)
Asthma (493)
Respiratory Tract Infections (464–466, 480–487)
Cardiovascular Outcomes (390–492, 496)
Cerebrovascular Disease (430–438)
Heart Failure (440–448)
Stroke (410)
Peripheral Vascular Disease (410–414)
Myocardial Infarction (426–427)
Ischemic Heart Disease (426–428)
Heart Rhythm Disturbances (46–427)
Heart Disease (426–428)
Other Heart Disease (420–425, 428)
Hypertension (401–405)
Injury (800–849)