Table 3.

Comparison of performance of Canadian 67 family physicians and 97 genetic counselors. FPs overall and for each of the genetic testing scenario

Scenario	Scenario description	Mean % correct		Absolute % difference	p value
		FPs	GCs
1	X-linked inheritance, fragile X testing	77	95	18	<0.001*
2	Autosomal recessive inheritance, cystic fibrosis testing	49	85	36	<0.001*
3	Autosomal dominant inheritance, hereditary breast and ovarian cancer (BRCA 1/2) testing	64	95	31	<0.001*
4	Undifferentiated developmental delay, microarray testing	58	99	42	<0.001*
Overall		62	93	31	<0.001*

*Indicates statistical significance at p < 0.05 using Mann-Whitney U analysis