Fig. 2.

Total mortality rates of ( A ) homograft vs. all valves and valved conduits, ( B ) homograft vs. mechanical valves and mechanical valved conduits, and ( C ) homograft versus tissue valves and tissue valved conduits.

Total mortality rates of ( A ) homograft vs. all valves and valved conduits, ( B ) homograft vs. mechanical valves and mechanical valved conduits, and ( C ) homograft versus tissue valves and tissue valved conduits.