Table 3.
Mean costs per participant (in Aus $) by condition cumulative over the 1- or 3-month follow-up period (based on intention-to-treat sample, N=403).
| Costs | 1-month follow-up | 3-month follow-up | ||||
| Intervention, mean (95% CI), Aus $ | Control, mean (95% CI), Aus $ | P value | Intervention, mean (95% CI), Aus $ | Control, mean (95% CI), Aus $ | P value | |
| Consultation costs | 98 (73-123) | 161 (103-220) | .01 | 214 (148-281) | 206 (139-272) | .12 |
| Hospital costsa | 35 (0-94) | 10 (0-19) | —b | 46 (0-131) | 107 (0-305) | — |
| Medication costs | 7 (3-12) | 7 (4-10) | .29 | 16 (6-25) | 11 (6-16) | .05 |
| Total costs (health care perspective) | 145 (75-214) | 178 (119-237) | .13 | 280 (168-392) | 323 (106-540) | .64 |
| Utility | 0.60 (0.56-0.64) | 0.55 (0.51-0.59) | .17 | 0.64 (0.60-0.68) | 0.56 (0.52-0.60) | .003 |
| Quality-adjusted life years | 0.049 (0.046-0.051) | 0.047 (0.044-0.049) | .37 | 0.103 (0.097-0.109) | 0.093 (0.087-0.099) | .01 |
aIncluding inpatient and outpatient hospital costs.
bInsufficient observations for the 2-part model.