TABLE 2.
Assortativity coefficients of select attributes by cluster size, 2012 to 2017
| Attribute | Cluster size (# sequences) |
|||
|---|---|---|---|---|
| 2 to 4 | 5 to 10 | 11 to 28 | 29 to 70 | |
| Assortativity coefficient (r) | ||||
| Demographics (age, gender, race/ethnicity, transmission group)a | 0.23 to 0.48b | 0.38 to 0.48 | 0.11 to 0.44 | 0.06 to 0.36 |
| County | 0.58 | 0.47 | 0.43 | 0.32 |
| District | 0.75 | 0.65 | 0.68 | 0.48 |
| Sampling yr | 0.36 | 0.38 | 0.11 | 0.09 |
a
Estimates are provided as ranges upon ethical considerations.
b
Coefficients demonstrating the strongest relationships are in bold.