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. 2021 Jun 25;10(2):819–832. doi: 10.1007/s40120-021-00263-2

Table 1.

Patient features in the training and validation cohorts

Variable Training cohort Validation cohort
Sample mRSa ≤ 2 mRS > 2 Statistics p value Sample mRS ≤ 2 mRS > 2 Statistics p value
Sex
 Male 255 223 (66.97%) 32 (48.48%) 8.158 0.004 139 117 (72.67%) 22 (57.89%) 3.187 0.074
 Female 144 110 (33.03%) 34 (51.52%) 60 44 (27.33%) 16 (42.11%)
Age 399 67.00 (59.00, 75.00) −4.941  < 0.001 199 65.00 (55.00, 73.30) 75.50 (63.90, 84.05) −3.481  < 0.001
Volume 399 248.00 (108.00, 886.90) 651.50 (247.00, 3879.60) −4.569  < 0.001 199 1088.22 (322.74, 4928.78) 7588.60 (975.06, 25,636.15) −4.008  < 0.001
NIHSSbaseline
399 2.74 ± 2.500 4.04 ± 0.309 3.662  < 0.001 199 3.093 ± 2.353 4.034 ± 3.450 2.011 0.046
NIHSS24h
399 2.97 ± 3.014 5.72 ± 5.619 5.914  < 0.001 199 3.298 ± 2.605 5.474 ± 4.898 3.812  < 0.001
Hypertension
 Yes 248 201 (60.36%) 47 (71.21%) 2.758 0.097 125 96 (59.63%) 29 (76.32%) 3.666 0.056
 No 151 132 (39.64%) 19 (28.79%) 74 65 (40.37%) 9 (23.68%)
Diabetes
 Yes 107 85 (25.53%) 22 (33.33%) 1.711 0.191 48 35 (21.74%) 13 (34.21%) 2.613 0.106
 No 292 248 (74.47%) 44 (66.67%) 151 126 (78.26%) 25 (65.79%)
Hemorrhage
 Yes 6 2 (0.60%) 4 (6.06%) 0.094 0.008 4 1 (0.62%) 3 (7.89%) 0.073 0.023
 No 393 331 (99.40%) 62 (93.94%) 195 160 (99.38%) 35 (92.11%)

amRS modified Rankin scale