Table 2.
Preferences for HIV testing (DCETest) using the mixed logit model.
| Aust-GBM | Interaction | |||
|---|---|---|---|---|
| RHCA country group | Non-RHCA country group | |||
| Coeff. (SE) | SD (SE) | Coeff. (SE) | Coeff. (SE) | |
| Cost (AUD) | ||||
| Free (Reference) | 1.37 (0.09)*** | 1.17 (0.22)*** | 0.22 (0.22) | 0.60 (0.16)*** |
| $20 | 0.27 (0.06)*** | 0.33 (0.09)*** | 0.16 (0.15) | 0.04 (0.10) |
| $40 | −0.40 (0.06)*** | 0.47 (0.12)*** | −0.35 (0.17)** | −0.31 (0.11)*** |
| $60 | −1.24 (0.08)*** | 1.02 (0.07)*** | −0.03 (0.20) | −0.33 (0.14)** |
| Speed | ||||
| 1 min (Reference) | 0.61 (0.05)*** | 0.55 (0.11)*** | 0.08 (0.12) | −0.01 (0.09) |
| 20 min | 0.49 (0.04)*** | 0.05 (0.07) | −0.22 (0.13)** | −0.09 (0.07) |
| 1 day | −0.17 (0.04)*** | 0.21 (0.10) | −0.07 (0.11) | 0.00 (0.08) |
| 3 days | −0.93 (0.05)*** | 0.51 (0.05)*** | 0.21 (0.16)* | 0.10 (0.08) |
| Window period | ||||
| 4 weeks (Reference) | 1.07 (0.05)*** | 0.98 (0.08)*** | −0.11(0.14) | −0.22 (0.09)** |
| 6 weeks | 0.25 (0.03)*** | 0.03 (0.06) | 0.04 (0.09) | 0.00 (0.06) |
| 3 months | −1.33 (0.06)*** | 0.98 (0.05)*** | 0.07 (0.14) | 0.22 (0.09)** |
| Mode | ||||
| Venepuncture (Reference) |
−0.58 (0.05)*** | 1.03 (0.07)*** | 0.05 (0.14) | 0.25 (0.10)** |
| Oral | 0.35 (0.05)*** | 0.68 (0.05)*** | 0.11 (0.12) | −0.10 (0.08) |
| Finger-prick | 0.23 (0.04)*** | 0.36 (0.06)*** | −0.16 (0.10) | −0.15 (0.07)** |
| Accuracy | ||||
| 920 out of 1,000 (Reference) | −1.57 (0.07)*** | 1.20 (0.10)*** | −0.19 (0.17) | 0.01 (0.11) |
| 950 out of 1,000 | −0.49 (0.04)*** | 0.01 (0.06) | −0.00 (0.11) | −0.06 (0.07) |
| 990 out of 1,000 | 0.62 (0.04)*** | 0.45 (0.06)*** | 0.12 (0.12) | 0.06 (0.08) |
| 999 out of 1,000 | 1.44 (0.06)*** | 1.11 (0.06)*** | 0.07 (0.16) | −0.01 (0.10) |
| Specimen collected by | ||||
| Healthcare worker (Reference) | −0.37 (0.06)*** | 0.97 (0.07)*** | −0.13 (0.15) | 0.09 (0.10) |
| Yourself | 0.65 (0.05)*** | 0.83 (0.05)*** | 0.09 (0.14) | −0.26 (0.10)** |
| Peer | −0.28 (0.05)*** | 0.50 (0.06)*** | 0.04 (0.12) | 0.17 (0.09)* |
Log-likelihood value −8761.3, AIC/N 0.944.
*
p < 0.10,
**
p < 0.05,
***
p < 0.01;
Coeff, coefficient; SE, standard error; AIC, Akaike information Criteria; Aust-GBM, Australia-born GBMSM; RHCA country group, migrant GBMSM from RHCA eligible countries; non-RHCA country group, migrant GBMSM from RHCA-ineligible countries.