Table 1 

Distribution of Cftr genotypes in female offspring from breeding Cftr heterozygotes on the B6 and mixed backgrounds. 

B6 Background 
Mixed Background 

Cftr 
Observed 
Expected 
Observed 
Expected 


+/+ 
207 
175 
57 
47 
+/ 
371 
350 
88 
94 
/ 
122 
175 
42 
47 
P 
0.00001 (0.04533)* 
0.21724 



Statistical analysis was by Chisquare. (*) Pvalue if the sample size for the B6 mice is adjusted to be equal to that of the mixed background mice, assuming the same distribution of genotypes. 

Norkina and De Lisle BMC Genetics 2005 6:29 doi:10.1186/14712156629 