Table 2 Results of necessity analysis.
Condition variables | High EGDB | Non-high EGDB | ||
---|---|---|---|---|
consistency | coverage | consistency | coverage | |
ER | 0.428 | 0.558 | 0.560 | 0.442 |
~ER | 0.572 | 0.682 | 0.440 | 0.318 |
MA | 0.528 | 0.605 | 0.570 | 0.395 |
~MA | 0.472 | 0.644 | 0.430 | 0.356 |
PS | 0.422 | 0.553 | 0.565 | 0.447 |
~PS | 0.578 | 0.686 | 0.435 | 0.314 |
MC | 0.427 | 0.550 | 0.578 | 0.450 |
~MC | 0.573 | 0.691 | 0.422 | 0.309 |
ML | 0.577 | 0.661 | 0.489 | 0.339 |
~ML | 0.423 | 0.577 | 0.511 | 0.423 |
EGC | 0.559 | 0.687 | 0.420 | 0.313 |
~EGC | 0.441 | 0.557 | 0.580 | 0.443 |