Table 4.
Estimates of inbreeding depression for different regions of SSC13 for NBA and TNB
| Region | Region | position | NBA | TNB | ||
|---|---|---|---|---|---|---|
| Start (Mb) | End (Mb) | Mean (SE) | p value | Mean (SE) | p value | |
| SSC13 divided in three segments | ||||||
| I | 0.09 | 72.92 | −0.138 (0.039) | 0.0004*** | −0.144 (0.041) | 0.0004*** |
| II | 72.98 | 145.73 | −0.035 (0.028) | 0.2053 | −0.033 (0.029) | 0.2526 |
| III | 145.77 | 218.59 | −0.040 (0.038) | 0.2915 | −0.032 (0.040) | 0.4190 |
| SSC13 divided in five segments | ||||||
| I | 0.09 | 43.77 | −0.131 (0.041) | 0.0013** | −0.135 (0.043) | 0.0016** |
| II | 43.88 | 87.38 | −0.066 (0.025) | 0.0092** | −0.071 (0.026) | 0.0070** |
| III | 87.58 | 131.18 | −0.039 (0.023) | 0.0859 | −0.038 (0.023) | 0.1071 |
| IV | 131.20 | 174.85 | −0.031 (0.036) | 0.3900 | −0.016 (0.038) | 0.6669 |
| V | 175.01 | 218.59 | −0.019 (0.035) | 0.5749 | −0.020 (0.036) | 0.5914 |
| SSC13 divided in eight segments | ||||||
| I | 0.09 | 27.35 | −0.046 (0.046) | 0.3138 | −0.077 (0.043) | 0.1115 |
| II | 27.45 | 54.66 | −0.072 (0.020) | 0.0003** | −0.064 (0.020) | 0.0017** |
| III | 54.77 | 82.03 | −0.029 (0.020) | 0.1479 | −0.039 (0.020) | 0.0560 |
| IV | 82.03 | 109.17 | −0.028 (0.022) | 0.1967 | −0.024 (0.023) | 0.2901 |
| V | 109.42 | 136.65 | −0.033 (0.023) | 0.1431 | −0.036 (0.024) | 0.1220 |
| VI | 136.69 | 163.96 | −0.022 (0.037) | 0.5506 | −0.005 (0.038) | 0.9016 |
| VII | 164.33 | 191.28 | −0.035 (0.023) | 0.1297 | −0.036 (0.024) | 0.1252 |
| VIII | 191.36 | 218.59 | 0.003 (0.027) | 0.8038 | 0.006 (0.028) | 0.8277 |
NBA = number of piglets born alive; TNB = total number of piglets born; results are expressed as the change in phenotypic mean per 10% increase in F snp; significant values are indicated with asterisk (**p < 0.01, ***p < 0.001).