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Table 2 Comparison of utilization of hypertension-related inpatient services during a one-year follow-up period between National Health Insurance and Medical Aid enrollees

From: Effect of health insurance type on health care utilization in patients with hypertension: a national health insurance database study in Korea

  National Health Insurance (HI) Medical Aid (MA)
  All Class I Class II
No. enrollees 304,027 21,539 17,248 4,291
No. patients hospitalized with HTN per 1,000 patients 62.29 170.71 186.69 106.50
Average LOS per patient in days (SD) 1.27 6.04 6.74 3.24
(11.22) (28.55) (30.03) (21.42)
Average cost for ICS per patient (SD) 175,892 507,192 562,100 286,482
(1,136,418) (1,921,397) (2,008,176) (1,503,610)
Average LOS per admission in days (SD) 11.15 12.83 12.98 11.79
(11.19) (10.94) (10.99) (10.49)
Average cost for ICS per admission (SD) 1,958,934 1,429,097 1,433,674 1,396,845
(2,298,445) (1,749,599) (1,730,079) (1,883,112)
Average LOS per patient hospitalized with HTN in days (SD) 20.39 35.39 36.09 30.42
(40.38) (61.14) (61.40) (59.07)
Average cost for ICS per patient hospitalized with HTN (SD) 2,823,890 2,971,010 3,010,903 2,689,922
(3,640,973) (3,782,638) (3,772,490) (3,845,845)
  1. SD = standard deviation; LOS = length of stay; HTN = hypertension; ICS = insurance-covered services; All inpatient services were hypertension-related, with a primary, secondary, tertiary, or quaternary diagnosis of hypertension; All costs are presented in 2006 Korean currency value (1,200 Korean won [KRW] =1 US dollar).