Groups | Cases | D-dimer testing positive (% of cases) | Lower extremity vascular Doppler ultrasound positive (% of cases) |
Group 1 Group 2 Group 3 | 125 112 202 | 30.4(38/125) 16.1(18/112) 17.8(36/202) | 8.8(11/125) 1.8(2/112) 1.5(3/202) |
Statistical Value P-Value | 10.64. 0.010 | 13.25 0.001 |