| 3-month Mortality Model | 3-month mRS Model | ||||
| 1999 Derivation N = 441 | 2005 Validation N = 457 | 2010 Validation N = 496 | 1999 Derivation N = 332 | 2005 Validation N = 388 | 2010 Validation N = 402 |
Age, median (IQR) | 72 (60, 80) | 68 (58, 78) | 67 (58, 79) | 72 (60, 79) | 67 (56, 77) | 67 (58, 78) |
Female | 258 (58) | 218 (48) | 261 (53) | 198 (60) | 187 (48) | 212 (53) |
Nonwhite | 146 (33) | 115 (25) | 95 (19) | 107 (32) | 100 (26) | 72 (18) |
Insured at stroke | 404 (92) | 404 (89) | 407 (83) | 305 (93) | 348 (90) | 337 (84) |
Partnered at stroke | 188 (46) | 231 (51) | 238 (48) | 138 (45) | 199 (51) | 197 (49) |
Smoking | 199 (47) | 243 (55) | 250 (51) | 155 (49) | 209 (55) | 205 (52) |
Diabetes | 179 (41) | 173 (38) | 183 (37) | 141 (42) | 145 (37) | 141 (35) |
Hypertension | 313 (71) | 347 (76) | 393 (79) | 232 (70) | 291 (75) | 309 (77) |
Prior stroke | 127 (29) | 108 (24) | 121 (24) | 101 (30) | 88 (23) | 93 (23) |
MRI imaging | 103 (27) | 329 (73%) | 391 (79%) | 89 (27) | 288 (74%) | 318 (79%) |
WMD |
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None | 134 (35) | 53 (12) | 33 (7) | 119 (36) | 43 (11) | 24 (6) |
Mild | 116 (30) | 206 (46) | 188 (38) | 99 (30) | 186 (48) | 158 (39) |
Moderate | 93 (24) | 112 (25) | 154 (31) | 81 (24) | 90 (23) | 128 (32) |
Severe | 44 (11) | 80 (18) | 120 (24) | 33 (10) | 69 (18) | 92 (23) |
Prestroke Rankin median (IQR) | 0 (0, 2) | 1 (0, 2) | 1 (0, 2) | 0 (0, 2) | 1 (0, 2) | 1 (0, 2) |
Immediately Poststroke Rankin median (IQR) | 4 (2, 4) | 3 (2, 4) | 3 (2, 4) | 4 (2, 4) | 3 (2, 4) | 3 (2, 3) |
3-Month Rankin median (IQR) | 3 (2, 4) | 2 (2, 3) | 3 (1, 3) | 3 (2, 4) | 2 (1, 3) | 3 (1, 3) |
Estimated NIHSS median (IQR) | 6 (3, 10) | 4 (2, 7) | 3 (2, 7) | 5 (3, 10) | 4 (2, 7) | 3 (2, 6) |