Table 7.
Fit statistics after removal of misfitting items
| Items | Measure | Error | Infit MNSQ | Outfit MNSQ |
|---|---|---|---|---|
| Reading normal newsprint | 1.54 | 0.11 | 0.62 | 0.63 |
| Seeing well up close | 1.13 | 0.11 | 0.87 | 0.97 |
| Less control | 0.95 | 0.11 | 1.09 | 1.16 |
| Worry about eyesight | 0.77 | 0.11 | 1.26 | 1.39 |
| Going downstairs at night | 0.64 | 0.11 | 0.81 | 0.87 |
| Accomplish less | 0.64 | 0.11 | 0.80 | 0.79 |
| Reading street signs | 0.44 | 0.11 | 0.99 | 0.94 |
| Limited in endurance | 0.38 | 0.11 | 1.23 | 1.29 |
| Seeing objects off to side | 0.34 | 0.11 | 1.39 | 1.31 |
| General vision | 0.15 | 0.11 | 0.55 | 0.51 |
| Finding something on crowded shelf | 0.14 | 0.11 | 0.90 | 0.92 |
| Frustrated | 0.00 | 0.12 | 1.26 | 1.23 |
| Stay home most of the time | −0.12 | 0.12 | 1.30 | 1.09 |
| Rely too much on others’ words | −0.68 | 0.13 | 0.99 | 0.90 |
| Visiting others | −0.79 | 0.14 | 0.87 | 0.67 |
| Seeing how people react | −0.84 | 0.14 | 1.03 | 0.89 |
| Amount of pain or discomfort | −0.88 | 0.14 | 1.27 | 1.23 |
| Amount of time in pain | −0.94 | 0.14 | 1.33 | 1.52 |
| Need much help from others | −0.96 | 0.14 | 0.68 | 0.61 |
| Matching clothes | −1.90 | 0.20 | 0.89 | 0.64 |