Table 1 Hospital and One-Year Mortality Related to Patients Characteristics and Risk Factors for Stroke, CHUV, 2001-2003, N = 890 on admission and N = 857 at one year
Characteristic and risk factors for stroke | Number (%) N (%) | Hospital mortality N (%) | P value | One-Year mortality N (%) | P value |
|---|---|---|---|---|---|
N (%) | Â | 33 (3.7) | Â | 82 (9.6) | Â |
Age | Â | Â | < 0.001 | Â | < 0.001 |
   < 60 years | 240 (27.0) | 2 (6.1) |  | 6 (7.3) |  |
   60-70 years | 151 (17.0) | 1 (3.0) |  | 6 (7.3) |  |
   71-80 years | 267 (30.0) | 11 (33.3) |  | 26 (31.7) |  |
   < 80 years | 232 (26.0) | 19 (57.6) |  | 44 (53.7) |  |
Gender | Â | Â | 0.21 | Â | 0.20 |
   Male | 479 (53.8) | 14 (42.4) |  | 39 (47.6) |  |
   Female | 411 (46.2) | 19 (57.6) |  | 43 (52.4) |  |
Risk Factors for Stroke | Â | Â | Â | Â | Â |
   Hypertension | 528 (59.3) | 19 (57.6) | 0.86 | 49 (59.8) | 1.00 |
   Diabetes | 133 (15.0) | 3 (9.1) | 0.46 | 17 (20.7) | 0.15 |
   Hypercholesterolemia | 346 (38.9) | 6 (18.2) | 0.02 | 19 (23.2) | 0.001 |
   Smoking |  |  | 0.009 |  | 0.002 |
No | 595 (66.8) | 30 (90.9) | Â | 67 (81.7) | Â |
Yes | 198 (22.2) | 3 (9.1) | Â | 6 (7.3) | Â |
Ex-smoker | 97 (11.0) | 0 | Â | 9 (11.0) | Â |
Antecedent | Â | Â | Â | Â | Â |
   Ischemic Heart Disease | 126 (14.2) | 7 (21.2) | 0.30 | 15 (18.3) | 0.24 |
   Heart failure | 97 (11.0) | 8 (24.2) | 0.02 | 20 (24.4) | < 0.001 |
   Peripheral Arterial Insufficiency | 36 (4.0) | 0 | 0.64 | 9 (11.0) | 0.005 |
   Atrial Fibrillation | 125 (14.0) | 9 (27.3) | 0.04 | 16 (19.5) | 0.12 |
   Positive Family History for Stroke/Heart Disease | 16 (1.8) | 0 | 1.00 | 0 | 0.34 |
   TIA Before Stroke | 77 (8.7) | 2 (6.1) | 1.00 | 2 (2.4) | 0.04 |
Severity of disease | Â | Â | Â | Â | Â |
   Functional Status |  |  | < 0.001 |  | <0.001 |
I | 263 (29.6) | 0 | Â | 6 (7.3) | Â |
II | 201 (22.6) | 0 | Â | 10 (8.2) | Â |
III | 164 (18.4) | 0 | Â | 13 (15.9) | Â |
IV | 230 (25.8) | 1 (3.0) | Â | 53 (64.6) | Â |
Death | 32 (3.6) | 32 (97.0) | Â | Â | Â |
Charlson Comorbidty Index | Â | Â | 0.62 | Â | < 0.001 |
Charlson score 0 or 1 | 268 (30.1) | 7 (21.2) | Â | 11 (13.4) | Â |
Charlson score 2 | 93 (10.5) | 3 (9.1) | Â | 9 (11.0) | Â |
Charlson score 3 | 298 (33.5) | 12 (36.4) | Â | 24 (29.3) | Â |
Charlson score ≥4 | 231 (26.0) | 11 (33.3) |  | 38 (46.3) |  |
Chronic Kidney Disease | Â | Â | Â | Â | Â |
Stage 1 (GFR ≥90) | 59 (6.3) | 0 | 0.052 | 5 (6.1) | < 0.001 |
Stage 2 (GFR: 60-89) | 469 (52.7) | 13 (39.4) | Â | 27 (32.9) | Â |
Stage 3 (GFR: 30-59) | 335 (37.6) | 18 (54.6) | Â | 43 (52.4) | Â |
Stage 4 or 5 (GFR ≤29) | 27 (3.0) | 2 (6.1) |  | 7 (8.5) |  |
Mean (SD) GFR ml/min/1.73 m 2 | 64.3 (17.8) | 55.2 (12.6) | < 0.001 | 55.6 (20.6) | < 0.001 |