Table 3 Differences of TAR between any two levels of index cases by LSD method.
 | 1 | 2 | 3 | >=4 |
---|---|---|---|---|
1 | 0.000 | Â | Â | Â |
2 | −0.611 | 0.000 |  |  |
3 | −12.626* | −12.015* | 0.000 |  |
>=4 | −1.696 | −1.084 | 10.931* | 0.000 |
 | 1 | 2 | 3 | >=4 |
---|---|---|---|---|
1 | 0.000 | Â | Â | Â |
2 | −0.611 | 0.000 |  |  |
3 | −12.626* | −12.015* | 0.000 |  |
>=4 | −1.696 | −1.084 | 10.931* | 0.000 |