Table 3

Multivariable model showing the odds of recurrent ischaemic stroke or TIA within 90 days

VariableUnitsOR (95% CI)P values
Anticoagulant timingEarlyReference0.727
Late1.25 (0.36 to 4.41)
Intravenous thrombolysisNoReference0.399
Yes0.48 (0.09 to 2.63)
NIHSSPer point0.97 (0.85 to 1.11)0.693
Premorbid mRSPer point0.84 (0.52 to 1.36)0.470
  • Age, CHA2DS2VASC and infarction size were also idenfified as potential confounders. Due to the small number of events and a relative smaller effect size on the timing coefficient, these were not entered into the model to avoid overfitting.

  • NIHSS, National Institute of Health Stroke Scale; mRS, modified Rankin Scale.