Main effects | Injectable treatment | Oral treatment | ||
---|---|---|---|---|
Parameter | t-ratio | Parameter | t-ratio | |
Frequency | ||||
Once a month | 1.449 | 9.39 | 1.421 | 8.77 |
Once a week | 1.192 | 8.05 | 1.374 | 7.5 |
Once a day | N/S | N/S | 0.597 | 3.09 |
Twice a day | reference | reference | reference | reference |
Weight change (% body weight) | ||||
Lose 10% | 0.698 | 8.62 | 2.257 | 1051 |
Lose 5% | 1.217 | 8.61 | 1.737 | 7.48 |
None | 1.450 | 3.73 | 0.582 | 2.11 |
Gain 5% | reference | reference | reference | reference |
Needle you use to inject | ||||
Longer / thicker (very weak pain sensation) | N/S | N/S | N/A | N/A |
Shorter / thinner (faint pain sensation) | reference | reference | reference | reference |
Storage | ||||
Keep in the fridge until first use | N/S | N/S | N/S | N/S |
No refrigeration required | reference | reference | reference | reference |
Nausea | ||||
None | 0.641 | 3.74 | 0.610 | 3.93 |
Mild | 0.368 | 2.14 | 0.273 | 1.65 |
Moderate | reference | reference | reference | reference |
Mode of administration (device) | ||||
Multi use pen | N/S | N/S | N/A | N/A |
Single use pen | N/S | N/S | N/A | N/A |
Single use vial and syringe | reference | reference | reference | reference |
Injection site reactions / nodules | ||||
Yes | N/S | N/S | N/A | N/A |
No | reference | reference | reference | reference |
Hypoglycaemic events per month | ||||
0 | 0.521 | 3.11 | N/S | N/S |
1 | N/S | N/S | N/S | N/S |
2 | N/S | N/S | N/S | N/S |
> 2 | reference | reference | reference | reference |
Instructions with eating | ||||
Taken / used within a certain time of eating | N/S | N/S | N/S | N/S |
Taken / used anytime (unrestricted) | reference | reference | reference | reference |
Cost | ||||
Cost (General) | −0.015 | 2.27 | −0.029 | −7.25 |
Cost | ||||
Cost (Concession) | N/S | N/S | −0.267 | −4.6 |
Interaction effects (oral sample) | ||||
Weight change * (oral) | ||||
Lose 10% | N/S | N/S | ||
Lose 5% | 1.239 | 4.24 | ||
None | 0.848 | 3.03 | ||
Gain 5% | reference | reference | ||
Cost (concession) * (oral) | ||||
Cost * sample | 0.207 | 3.48 | ||
Sample (oral) constant | 1.216 | 2.93 | ||
Constant | ||||
Oral constant (concession) | 1.816 | 3.52 | ||
Error components | ||||
Injectable alternative (General) | 1.446 | 6.36 | ||
Injectable alternative (Concession) | −2.545 | 6.56 |