Table 8.
Comparison of translocation breakpoints on cytogenetic bands divided by banding and fragility.
| Category | Number of Cytogenetic Bands | Length of Cytogenetic Bands (Mb) | Observed Breakpoints | Expected Breakpoints | X2 Value | Fold Change Between Observed and Expected Breakpoints | Translocation Frequency |
|---|---|---|---|---|---|---|---|
| G-negative-Normal | 114 | 902.468 | 197 | 141.48 | 21.7873 | 1.3924 | 0.2183 |
| G-negative-Fragile | 34 | 369.308 | 108 | 57.9 | 43.3508 | 1.8653 | 0.2924 |
| G-positive-Normal | 96 | 731.854 | 38 | 114.74 | 51.325 | 0.3312 | 0.0519 |
| G-positive-Fragile | 23 | 241.638 | 9 | 37.88 | 22.0183 | 0.2376 | 0.0372 |
| X2 = 138.481, d.f = 3, p < 0.00001, σest = 55.488 | |||||||