Table 2.
Feasibility and acceptability of the SG and ranking for the SF-6D descriptive system.
| Variables | Interviewer Rating of Interviewee Participation (n = 126) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Problem in Performing Task (%) | Effort and Concentration (%) | Problem in Performing Task (%) | Effort and Concentration (%) | |||||||||
| None (47.6) | Some (51.6) | A Lot (0.8) | Great (59.7) | Some (34.7) | Little (5.6) | None (58.1) | Some (41.1) | A Lot (0.8) | Great (27.4) | Some (66.1) | Little (6.5) | |
| Interviewee self-evaluation | Ranking | SG | ||||||||||
| Challenge level of task | ||||||||||||
| Easy (37.1%) | 21.0 | 16.1 | 0.0 | 20.2 | 12.9 | 4.0 | 23.4 | 13.7 | 0.0 | 7.3 | 25.8 | 4.0 |
| Neutral (37.9%) | 13.7 | 23.4 | 0.8 | 24.2 | 12.9 | 0.8 | 20.2 | 16.9 | 0.8 | 10.5 | 25.8 | 1.6 |
| Difficult (25.0%) | 12.9 | 12.1 | 0.0 | 15.3 | 8.9 | 0.8 | 14.5 | 10.5 | 0.0 | 9.7 | 14.5 | 0.8 |
| Tried best to answer | ||||||||||||
| Yes (92.7) | 45.2 | 46.8 | 0.8 | 56.5 | 31.5 | 4.8 | 55.6 | 36.3 | 0.8 | 25.8 | 61.3 | 5.6 |
| No (7.3) | 2.4 | 4.8 | 0.0 | 3.2 | 3.2 | 0.8 | 2.4 | 4.8 | 0.0 | 1.6 | 4.8 | 0.8 |
| Number of dimensions considered in SG | ||||||||||||
| None (13.7) | 7.3 | 6.5 | 0.0 | 8.1 | 5.6 | 0.0 | 7.3 | 6.5 | 0.0 | 4.0 | 8.9 | 0.8 |
| One (2.4) | 0.8 | 1.6 | 0.0 | 0.8 | 1.6 | 0.0 | 1.6 | 0.8 | 0.0 | 0.0 | 2.4 | 0.0 |
| Two (33.9) | 16.9 | 16.9 | 0.0 | 22.6 | 10.5 | 0.8 | 22.6 | 11.3 | 0.0 | 6.5 | 26.6 | 0.8 |
| ≥Three (50.0) | 22.6 | 26.6 | 0.8 | 28.2 | 16.9 | 4.8 | 26.6 | 22.6 | 0.8 | 16.9 | 28.2 | 4.8 |
| Quality of answers | ||||||||||||
| Very good (33.9%) | 16.1 | 17.7 | 0.0 | 19.4 | 12.1 | 2.4 | 20.2 | 13.7 | 0.0 | 8.1 | 22.6 | 3.2 |
| Good (51.6%) | 25.0 | 25.8 | 0.8 | 31.5 | 17.7 | 2.4 | 29.8 | 21.8 | 0.0 | 15.3 | 33.9 | 2.4 |
| Average (14.5%) | 6.5 | 8.1 | 0.0 | 8.9 | 4.8 | 0.8 | 8.1 | 5.6 | 0.8 | 4.0 | 9.7 | 0.8 |
| Felt bored or irritated | ||||||||||||
| Yes (21.0) | 1.6 | 2.4 | 0.0 | 1.6 | 2.4 | 1.6 | 0.0 | 1.6 | 2.4 | 2.4 | 1.6 | 0.0 |
| No (79.0) | 46.0 | 49.2 | 0.8 | 46.0 | 57.3 | 33.1 | 5.6 | 56.5 | 38.7 | 25.0 | 64.5 | 6.5 |
SG: Standard gamble; SF-6D: Short form 6 dimensions.