Table 4.
Correlation of NEI-VFQ 25 subscales and the SF-36
| SF-36 | ||||||||
| Physical Functioning | Role Physical | Bodily Pain | General Health | Vitality | Social Functioning | Role Emotional | Mental Health | |
| General health | .308 | .220 | .305 | .658 | .473 | .234 | .233 | .310 |
| General vision | .225 | .266 | .125 | .164 | .176 | .116 | .200 | .231 |
| Near vision* | .327 | .404 | .089 | .123 | .158 | .294 | .307 | .299 |
| Distance vision* | .392 | .423 | .145 | .160 | .183 | .306 | .344 | .325 |
| Driving | .448 | .398 | .186 | .135 | .019 | .278 | .285 | .115 |
| Peripheral vision | .195 | .363 | .279 | .184 | .253 | .236 | .238 | .265 |
| Color vision | .412 | .313 | .145 | .207 | .141 | .297 | .296 | .204 |
| Ocular pain | .276 | .279 | .306 | .249 | .269 | .321 | .266 | .377 |
| Vision-specific | ||||||||
| Role limitation | .340 | .418 | .173 | .200 | .200 | .292 | .376 | .332 |
| Dependency | .430 | .447 | .145 | .179 | .220 | .383 | .403 | .390 |
| Social function | .362 | .405 | .123 | .118 | .145 | .313 | .359 | .294 |
| Mental health | .346 | .453 | .192 | .268 | .235 | .392 | .382 | .416 |
| 25-item composite | .448 | .519 | .222 | .240 | .264 | .410 | .441 | .432 |
*Scores were recomputed after the substitution of items described in the text. Results of the recomputations are in parentheses.