Admission clinical and imaging variables, stratified by good-versus-poor outcome (3-month mRS 0–2 versus 3–6, respectively)

VariableaAll PatientsGood Outcome (mRS 0–2)Poor Outcome (mRS 3–6)P Valueb
Patient (No.) (%)5523 (42)32 (58)
Female sex (No.) (%)26 (4)12 (52)14 (43).731
Age (yr) (mean)67 ± 1563 ± 1770 ± 13.064
Right hemisphere (No.) (%)23 (42)8 (35)15 (47).535
Baseline NIHSS (median) (IQR)14 (6–18)6 (4–11)17 (14–20)<.001
IV treatment (No.) (%)18 (33)9 (39)9 (28).392
IA treatment (No.) (%)4 (7)1 (4)3 (9).466
Any treatment (IV or IA) (No.) (%)10 (18)3 (13)7 (22).395
No IV or IA treatment (No.) (%)23 (42)10 (43)13 (41).628
Ictus to DWI (min) (mean)286 ± 108277 ± 134291 ± 87.68
Ictus to CT perfusion (min) (mean)229 ± 107224 ± 140232 ± 79.79
DWI volume >70 mL (No.) (%)15 (27)0 (0)15 (27)<.001
DWI-PIRI >50% (No.) (%)22 (40)3 (5)19 (35)<.001
NCCT ASPECTS (median) (IQR)8 (6–10)9 (8–10)7 (5–8)<.001
Collateral score (median) (IQR)2 (1–3)2 (2–3)1 (1–2).002
Malignant collateral pattern (No.) (%)4 (7)0 (0)4 (7).131
NCCT-PIRI >50% (No.) (%)17 (31)2 (4)15 (27).003
DWI motor strip score, (median) (IQR)0 (0–0)0 (0–0)0 (0–1.5).010
CT-CBF-PIRI >50% (No.) (%)39 (71)14 (25)25 (45).133
CT-MTT-PIRI >50% (No.) (%)44 (80)17 (31)27 (49).294
  • Note:—IA indicates intra-arterial.

  • a Results expressed as absolute numbers (%), mean (±SD), or median (IQR).

  • b Continuous, ordinal, and discrete variables compared with the unpaired t test, Mann-Whitney U test, and Fisher exact test, respectively.