TABLE 4. Contingency table for African locations. Fisher's Exact Test, mid-P, gives the correlation of 0.044, implying statistically significant negative correlation. Jaccard index is 0.143, the same as in Table 3. B=1 B=0 A=1 3 9 A=0 9 6
B=1
B=0
A=1
3
9
A=0
6