Table 3 Total cost-subtype between TRD and non-TRD (1000 KRW, 0.89 USD)
| Â | TRD | Non- TRD | P-value | TRD/non-TRD ratio |
|---|---|---|---|---|
By Type of hospital | ||||
 1) Primary (N, %) | 33,245 (95.50%) | 598,848 (74.87%) |  |  |
 1) Primary (mean, SD) | 1872.1 ± 2951.2 | 363.6 ± 1384.6 | < 0.0001 | 5.15 |
 2) Secondary + tertiary (N, %) | 31,610 (90.80%) | 519,996 (65.01%) |  |  |
 2) Secondary + tertiary (mean, SD) | 5311.2 ± 11,023.8 | 1539.5 ± 5263.9 | < 0.0001 | 3.45 |
By specialty of Physician (psychiatrists vs. non-psychiatrists) | ||||
 1) psychiatrists (N, %) | 30,484 (87.57%) | 295,638 (35.71%) |  |  |
 1) psychiatrists (mean, SD) | 2551.6 ± 5289.3 | 683.0 ± 2606.3 | < 0.0001 | 3.74 |
 2) non-psychiatrists (N, %) | 34,085 (97.91%) | 709,324 (88.68%) |  |  |
 2) non-psychiatrists (mean, SD) | 4469.5 ± 9520.2 | 1150.9 ± 4371.3 | < 0.0001 | 3.88 |
Hospitalization, outpatients visit | ||||
 1) Hospitalization (N, %) | 17,246 (49.54%) | 149,901 (18.74%) |  |  |
 1) Hospitalization (mean, SD) | 6978.1 ± 12,539.9 | 4053.3 ± 7657.0 | < 0.0001 | 1.72 |
 2) Outpatients visit (N, %) | 34,704 (99.69%) | 770,279 (96.30%) |  |  |
 2) Outpatients visit (mean, SD) | 3163.3 ± 4379.6 | 533.2 ± 219.0 | < 0.0001 | 5.93 |