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Table 1 Characteristics of patients with heart failure in South Korea in 2014

From: Prevalence and socio-economic burden of heart failure in an aging society of South Korea

Characteristics No. of patients (%) or mean (±SD)
Epidemiologic characteristics
Estimated no. of adult patients (≥19 years old) with HF in the country 475019
Prevalence per 1000 adult population 12.4
Prevalence per 1000 population (19–64 years old) 5.2
Prevalence per 1000 population (≥65 years old) 47.8
Gender  
 Male 200980 (42.3)
 Female 274039 (57.7)
Age (years)  
 19–64 165683 (34.9)
  ≥ 65 309336 (65.1)
 19–29 2300 (0.5)
 30–39 9332 (2.0)
 40–49 31230 (6.6)
 50–59 75526 (16.0)
 60–69 102823 (21.7)
 70–79 15584 (32.7)
  ≥ 80 98623 (20.8)
Types of health security program enrolled in  
 NHI 426257 (89.7)
 MA 46962 (9.9)
Healthcare utilization characteristicsa
Hospitalization rate (%) of adult patients with HF 12.1
Hospitalization rate (%) of patients (19–64 years old) with HF 7.1
Hospitalization rate (%) of patients (≥65 years old) with HF 14.8
No. of outpatient visits per patient 5.01 (±7.33)
No. of hospital admissions per patient 0.24 (±1.07)
No. of inpatient days per patient 3.83 (±26.08)
No. of inpatient days per hospital admission 15.76 (±11.79)
No. of hospital admissions per patient with at least 1 admission 2.01 (±2.42)
No. of inpatient days per patient with at least 1 admission 31.70 (±68.96)
  1. All characteristics listed correspond to results for adult patients aged 19 years or above unless otherwise specified
  2. HF heart failure, NHI National Health Insurance, MA Medical Aid, SD standard deviation
  3. aAll healthcare utilizations were defined as outpatient visits or hospital admissions with a primary or secondary diagnosis code of heart failure (ICD-10 codes of I11.0, I13.0, I13.2, and I50.x)