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Population demographics (n = 440).
| Variable | n (%) |
|---|---|
| Mean age at time of MRI, mean (range) | 72 (65–92) |
| Female | 228 (51.55) |
| Hypertension | 270 (36.4) |
| Hyperlipidaemia | 272 (38.2) |
| Diabetes | 39 (8.9) |
| Prior stroke | 3 (0.7) |
| Prior TIA | 6 (1.4) |
| Active smoker | 21 (4.8) |
| Ex-smoker | 181 (41.1) |
| OH wave 1 | 327 (74.3) |
| OH wave 3 | 301 (68.4) |
MRI: Magnetic Resonance Image; TIA: Transient Ischaemic attack; OH: Orthostatic Hypotension.
