Patient Largest Vein Diameter / mm - Rt Reflux time/ sec - RT Largest Vein Diameter / mm - Lt Reflux time/ sec - Lt
1 1 0 1.2 0
2 3.1 1.7 3.5 1.3
3 1.2 0 1.5 0
4 2 0 2.3 1.2
5 1.9 0 2.3 1.7
6 1 0 2 2.2
7 2 0 2 1.7
8 2.8 0 2.1 1.4
9 2 0 2.9 1.9
10 2 0 2.8 2
11 1.2 0 2.1 0
mean 1.83   2.24  
Table 1: shows the Duplex ultrasonographic characters of the studied group.