Table 3.

Knowledge of stroke warning signs by survey wave.

Warning sign	Wave 1	Wave 2	Sig*
Facial weakness, fallen face	13	55	OR 8.3, p < 0.001
Slurred speech	21	52	OR 4.1, p < 0.001
Lack of use of limbs	1	5	OR 5.2, p < 0.001
Face, arm, speech, time (FAST)	14	32	OR 2.9, p < 0.001
Dizziness	17	5	OR 0.27, p < 0.001
Weakness on one side	15	22	OR 1.6, p < 0.001
Severe headache	14	8	OR 0.51, p < 0.001
Numbness on one side	13	15	OR 1.2, p = 0.286
Visual problems	8	5	OR 0.67, p < 0.05
Difficulty understanding	8	7	OR 0.92, p = 0.658
Loss of movement	1	2	OR 1.8, p = 0.119
Disorientation	<1	<1	OR 1.8, p = 0.237
Lack of coordination	<1	<1	OR 1.3, p = 0.613
Unable to identify	23%	4%	OR 0.15, p < 0.001

OR: odds ratio.

^*Logistic regression.