Table 2.
Counts for the i th 2 × 2 contingency table
| Conserved sites | Non-conserved sites | Total | |
|---|---|---|---|
| Structurally sensitive |
a
i
|
b
i
|
m
1i
|
| Structurally non-sensitive |
c
i
|
d
i
|
m
2i
|
| Total | n 1i | n 2i | s i |
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