Table 1.

Student results from surveys.

	Survey #1 % pre-event (n = 66)	Survey #2 % post-event (n = 66)	Survey #3 % 6 weeks later (n=38)
Clinical features
Heat	66	94	89
Edema in the ankle or leg	88	95	100
Decrease in peripheral pulse	73	83	89
Tenderness	77	95	ND
Risk factors
Pregnancy	89	100	100
Post-partum period	55	89	95
Diabetes mellitus	67	64	84
Bedridden	89	97	ND
Genetic Risk factors
Factor V Leiden mutation	30	98	95
Protein C deficiency	18	60	68
Prothrombin 20210 mutation	44	73	71
Protein S deficiency	9	57	ND

ND: not determined