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Table 4 Total cost analysis by age (1000 KRW, 0.89 USD)

From: Cost analysis of depression using the national insurance system in South Korea: a comparison of depression and treatment-resistant depression

 TRDNon-TRDP-valueTRD/non-TRD ratio
PTD patients aged 18–39 (N)8294164,113  
Total cost, won (mean, SD)4186.4 ± 8013.9621.9 ± 2707.2< 0.00016.71
 With depression code2789.7 ± 5915.4436.2 ± 2095.6< 0.00016.40
 With hospitalization (N, %)2961 (35.70%)18,530 (11.29%)  
 With hospitalization (mean, SD)5233.5 ± 10,970.82750.6 ± 6448.0< 0.00011.90
PTD patients aged 40–59 (N)15,157330,818  
Total cost, won (mean, SD)7010.9 ± 12,061.71151.0 ± 4621.8< 0.00016.09
 With depression code3895.1 ± 838.9677.4 ± 3157.4< 0.00015.75
 With hospitalization (N, %)7545 (49.78%)58,474 (17.68%)  
 With hospitalization (mean, SD)7690.2 ± 13,547.73895.6 ± 8070.3< 0.00011.97
PTD patients aged 60+ (N)11,361304,951  
Total cost, won (mean, SD)7846.0 ± 11,505.01755.9 ± 5293.5< 0.00014.47
 With depression code3373.8 ± 776.5860.4 ± 3363.1< 0.00013.92
 With hospitalization (N, %)6740 (59.33%)72,897 (23.90%)  
 With hospitalization (mean, SD)6947.3 ± 11,923.14511.0 ± 7556.0< 0.00011.54
  1. TRD treatment-resistant depression, SD standard deviation