Table 2.
Tetrachoric correlations between the GHQ-12 (n = 5925)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GHQ 1 | |||||||||||
| GHQ 2 | 0.545 | ||||||||||
| GHQ 3 | 0.478 | 0.386 | |||||||||
| GHQ 4 | 0.422 | 0.346 | 0.563 | ||||||||
| GHQ 5 | 0.458 | 0.637 | 0.364 | 0.311 | |||||||
| GHQ 6 | 0.435 | 0.536 | 0.414 | 0.376 | 0.683 | ||||||
| GHQ 7 | 0.431 | 0.474 | 0.453 | 0.451 | 0.516 | 0.470 | |||||
| GHQ 8 | 0.400 | 0.324 | 0.457 | 0.470 | 0.319 | 0.348 | 0.431 | ||||
| GHQ 9 | 0.461 | 0.583 | 0.399 | 0.380 | 0.610 | 0.661 | 0.526 | 0.466 | |||
| GHQ 10 | 0.378 | 0.466 | 0.437 | 0.480 | 0.540 | 0.666 | 0.495 | 0.430 | 0.687 | ||
| GHQ 11 | 0.410 | 0.464 | 0.437 | 0.437 | 0.504 | 0.597 | 0.555 | 0.458 | 0.603 | 0.773 | |
| GHQ 12 | 0.383 | 0.464 | 0.361 | 0.408 | 0.520 | 0.455 | 0.654 | 0.428 | 0.523 | 0.510 | 0.575 |
Values in the cells are significant, p < 0.001