00 | 10 | 01 | 11 | |
---|---|---|---|---|

00 | 1 | |||

10 | 0 | 0 | ||

01 | 0 | 0 | ||

11 | 0 | 0 | 0 |

Numbers at the top denote the infection state of the mother, and numbers in the first column denote the infection state of the offspring. For example, the entry in column “11” and row “01” gives the fraction of offspring from a doubly infected mother that is infected with strain two only.