lt;0.001)
- anemia (P=0.003)
- high blood pressure (P=0.004)
- peripheral vascular disease (P=0.009)
- migraine headache (P=0.02) (migraines are triggered by vasospasm)
- less likely to have BMI >30 (P<0.03, not hugely strong)
- *low
Dave deBronkart