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Table 1 Ascites incidence and cardiac hypertrophy (RVTV) for the two hypobaric trials comparing the MAS and REL lines overall and by gender

From: SNP-based breeding for broiler resistance to ascites and evaluation of correlated production traits

Item n RVTV Ascites
No Yes Percent, % Difference, %
Hypobaric trial 1
Sex
 Male 274 0.305 237 37 13.50 28.00
 Female 304 0.321 247 57 18.75
Line
 MAS 332 0.310 288 44 13.25 34.83
 REL 246 0.318 196 50 20.33
Interactions
 Male × MAS 155 0.299 137 18 11.61 27.27
 Male × REL 119 0.314 100 19 15.97
 Female × MAS 177 0.319 151 26 14.69 39.82
 Female × REL 127 0.323 96 31 24.41
P-value
 Sex   0.009    0.047  
 Genetic Line   0.160    0.041  
 Sex × Line   0.367    0.742  
Hypobaric Trial 2
Sex
 Male 186 0.387 108 78 41.94 30.47
 Female 247 0.421 98 149 60.32
Line  
 MAS 212 0.403 108 104 49.06 11.86
 REL 221 0.410 98 123 55.66
Interactions
 Male × MAS 91 0.39 58 33 36.26 23.44
 Male × REL 95 0.39 50 45 47.37
 Female × MAS 121 0.42 50 71 58.68 5.21
 Female × REL 126 0.43 48 78 61.90
P-value
 Sex   < 0.001    < 0.001  
 Genetic Line   0.404    0.162  
 Sex × Line   0.550    0.415