Table 4. Structural standard deviation SEM-S of indexes within intervals of health.
| Latent Health (theta) | N* | Popula- tion %at ceiling† | SF-6D | QWB-SA | EQ-5D | HUI2 | HUI3 |
|---|---|---|---|---|---|---|---|
|
| |||||||
| Interval endpoints | Index values corresponding to theta interval endpoints† | ||||||
| -2 | 0.53 | 0.38 | 0.46 | 0.36 | 0.12 | ||
| -1.5 | 0.60 | 0.46 | 0.63 | 0.53 | 0.33 | ||
| -0.5 | 0.73 | 0.60 | 0.82 | 0.81 | 0.74 | ||
| 0.5 | 0.86 | 0.73 | 0.93 | 0.93 | 0.95 | ||
| 1 | 0.90 | 0.77 | 0.98 | 0.96 | 0.97 | ||
| Interval | SEM-S of indexes w/i interval‡ | ||||||
| theta ≤ -2.0 | 226 | 3.7% | 0.064 | 0.093 | 0.173 | 0.138 | 0.182 |
| -2.0 < theta ≤ -1.5 | 243 | 4.0% | 0.058 | 0.097 | 0.157 | 0.130 | 0.203 |
| -1.5 < theta ≤ -0.5 | 994 | 24% | 0.079 | 0.083 | 0.081 | 0.102 | 0.177 |
| -0.5 < theta ≤ 0.5 | 1295 | 35% | 0.077 | 0.084 | 0.085 | 0.062 | 0.095 |
| 0.5 < theta ≤ 1.0 | 602 | 18% | 0.059 | 0.115 | 0.070 | 0.041 | 0.048 |
| theta >1.0 | 484 | 16% | 0.057 | 0.103 | 0.024 | 0.026 | 0.031 |
*
In NHMS sample
†
Estimates are weighted to non-institutionalized population age 35-89 in the 48 contiguous states of the US
‡
Adjusted for estimation error in theta by multiplication by the ratio of adjusted to unadjusted from Table 2.