Table 2.

Intima‐Media mRNA Expression of Collagens in Ascending Aortas From BAV and TAV Patients

Transcript	BAV Nondilated, Mean±SD	BAV Dilated, Mean±SD	P‐Value (BAV Nondilated vs Dilated)	TAV Nondilated, Mean±SD	TAV Dilated, Mean±SD	P Value (TAV Nondilated vs Dilated)	P Value (BAV vs TAV in Nondilated)	P‐Value (BAV vs TAV in Dilated)
No.	24	45		17	23
COL1A1	9.65±0.48	9.97±0.60	NS	9.63±0.47	10.71±0.86	<0.001	NS	<0.001
COL1A2	11.85±0.40	11.96±0.35	NS	11.68±0.45	12.18±0.39	<0.01	NS	NS
COL3A1	10.73±0.41	10.68±0.45	NS	10.63±0.53	11.18±0.53	<0.01	NS	<0.01

All expression measurements were robust multichip average normalized and log2 transformed and expressed as arbitrary units. BAV indicates bicuspid aortic valve; TAV, tricuspid aortic valve; NS, not significant.