Psychiatric and non-psychiatric service utilisation of the study population
| Variable | Depression+ED group (N=254) | Depression group (N=1016) | P value | ||
| Mean | SD | Mean | SD | ||
| Psychiatry services | |||||
| Outpatient visits (n) | 11.0 | 11.7 | 6.8 | 7.5 | <0.001 |
| Outpatient costs (US$)* | 584 | 1293 | 320 | 458 | <0.001 |
| Inpatient days | 0.8 | 5.2 | 3.4 | 48.5 | 0.711 |
| Inpatient costs (US$)* | 73 | 456 | 249 | 3772 | 0.565 |
| Total costs (US$)* | 657 | 1369 | 568 | 3829 | <0.001 |
| Non-psychiatry services | |||||
| Outpatient visits (n) | 21.3 | 17.7 | 22.1 | 18.7 | 0.660 |
| Outpatient costs (US$)* | 505 | 491 | 558 | 1217 | 0.555 |
| Inpatient days | 0.7 | 3.4 | 1.0 | 9.1 | 0.138 |
| Inpatient costs (US$)* | 194 | 918 | 170 | 1169 | 0.073 |
| Total costs (US$)* | 699 | 1207 | 727 | 2080 | 0.488 |
*US$ (1.00 US dollar=30 New Taiwan dollars).
ED, eating disorder; SD, standard deviation.