Characteristics | Study population (N = 707) | Unimpaired gait (N = 511) | Impaired gait (N = 196) | p |
---|---|---|---|---|
Demographics | ||||
Age, years | 59.8 (3.1) | 59.6 (3.1) | 60.2 (3.0) | 0.021 |
Female | 408 (57.7) | 280 (54.8) | 128 (65.3) | 0.014 |
Height, cm | 158.9 (7.8) | 159.7 (7.7) | 156.9 (7.8) | < 0.001 |
BMI, kg/m2 | 24.44 (3.16) | 24.19 (2.92) | 25.08 (3.64) | 0.008 |
Cardiovascular risk factors | ||||
Current smoker | 86 (12.2) | 69 (13.5) | 17 (8.7) | 0.101 |
Alcohol consumption | 199 (28.1) | 156 (30.5) | 43 (21.9) | 0.028 |
Physical activity | Â | Â | Â | 0.655 |
Never | 599 (84.7) | 428 (83.8) | 171 (87.2) | Â |
1–3 times/month | 8 (1.1) | 5 (1.0) | 3 (1.5) |  |
1–2 times/week | 23 (3.3) | 17 (3.3) | 6 (3.1) |  |
3–5 times/week | 28 (4.0) | 22 (4.3) | 6 (3.1) |  |
6–7 times/month | 49 (6.9) | 39 (7.6) | 10 (5.1) |  |
Hypertension | 359 (53.8) | 244 (51.0) | 115 (60.8) | 0.028 |
Diabetes mellitus | 72 (10.7) | 51 (10.5) | 21 (11.2) | 0.901 |
Hyperlipidemia | 381 (56.3) | 277 (56.6) | 104 (55.3) | 0.822 |
Neuroimaging | ||||
Total intracranial volume, cm3 | 1465.82 (159.62) | 1471.23 (158.13) | 1451.73 (163.03) | 0.146 |
White matter volume, ml | 503.71 (128.08) | 503.56 (129.93) | 504.09 (123.42) | 0.961 |
Gray matter volume, ml | 558.33 (60.59) | 562.07 (58.57) | 548.57 (64.71) | 0.008 |
Carotid ultrasonography | ||||
Carotid IMT, mm | 0.84 (0.24) | 0.84 (0.25) | 0.85 (0.20) | 0.399 |
Carotid plaque | 178 (25.2) | 130 (25.4) | 48 (24.5) | 0.870 |