Table 2:

Univariate and multivariate regression

OR (95% CI)aOR (95% CI)
Clinical parameters
    Age (per yr)0.99 (0.96–1.01)NA
    Female sex1.17 (0.57–2.40)0.88 (0.41–1.90)
    Prior stroke1.90 (0.73–4.95)2.08 (0.74–5.91)
    Atrial fibrillation1.79 (0.63–5.11)2.74 (0.86–8.70)
    NIHSS (per point)1.12 (1.04–1.21)aNA
    IV-rtPA0.65 (0.31–1.36)0.56 (0.25–1.22)
    Intra-arterial treatment1.04 (0.45–2.42)1.03 (0.42–2.49)
Imaging parameters
    Time to admission scan (per min)1.002 (0.997–1.007)1.003 (0.999–1.006)
    NCCT
        Early CT signs of infarction, ASPECTS (0–10)1.32 (1.14–1.53)a1.32 (1.13–1.55)a
    CTP
        CBV deficit, ASPECTS (0–10)1.30 (1.12–1.52)a1.26 (1.07–1.49)a
        MTT deficit, ASPECTS (0–10)1.20 (0.98–1.46)1.14 (0.93–1.41)
        CBV deficit in lentiform nucleus1.90 (0.93–3.85)1.53 (0.72–3.22)
        CBV deficit in caudate nucleus or ACA territory2.81 (1.37–5.76)a2.01 (0.93–4.32)
        Permeability ratiob2.08 (1.21–3.60)a2.35 (1.30–4.24)a
    CTA
        Clot burden score ≤63.43 (1.38–8.55)a2.88 (1.11–7.45)a
        Thrombus location3.64 (1.73–7.69)a3.40 (1.57–7.37)a
        ICA/M1 proximal versus M1 distal, M2, or >M2
        Poor collateral score4.33 (2.05–9.13)a3.93 (1.78–8.69)a
    Follow-up CTP and CTA
        No recanalizationb0.92 (0.31–2.79)0.92 (0.30–2.81)
        No reperfusionb2.54 (0.81–7.96)2.18 (0.67–7.07)
  • Note:—aOR indicates adjusted odds ratio (for age and NIHSS); NA, not applicable.

  • a All P < .05.

  • b The analysis of permeability ratio, recanalization, and reperfusion is a subanalysis on 101, 79, and 73 cases respectively.