Table 2

Outcome measures of patients with MeVO/LVO

Outcome variablesAll patients (n=1032)MeVO (n=147)LVO (n=885)(c)OR (95% CI)P value(c)OR (95% CI)P value
Primary outcome
 90-day mRS, median (IQR)3 (0–5)3 (0–4)3 (0–5)1.07 (0.79 to 1.46)0.6571.00 (0.73 to 1.38)0.994
Secondary outcomes
 90-day mRS 0–1, n (%)422 (41.0)63 (42.9)359 (40.6)1.10 (0.77 to 1.56)0.6010.98 (0.67 to 1.42)0.909
 90-day mRS 0–2, n (%)464 (45.0)66 (44.9)398 (45.0)1.00 (0.70 to 1.42)0.9870.90 (0.62 to 1.31)0.589
 90-day mRS 0–3, n (%)583 (56.5)87 (59.2)496 (56.1)1.14 (0.80 to 1.62)0.4771.06 (0.73 to 1.54)0.764
 Successful recanalisation, n (%)926 (89.7)132 (89.8)794 (89.7)1.01 (0.57 to 1.80)0.9771.00 (0.51 to 1.93)0.992
 Complete recanalisation, n (%)737 (71.4)108 (73.5)629 (71.1)1.13 (0.76 to 1.67)0.5521.08 (0.71 to 1.66)0.710
Safety outcomes
 SICH within 24 hours, n (%)*82 (8.3)7 (4.8)75 (8.9)0.52 (0.23 to 1.14)0.0980.59 (0.26 to 1.34)0.205
 PH within 24 hours, n (%)†104 (10.4)12 (8.2)92 (10.8)0.74 (0.39 to 1.38)0.3440.84 (0.43 to 1.62)0.596
 Any ICH within 24 hours, n (%)†249 (25.0)34 (23.3)215 (25.3)0.90 (0.59 to 1.36)0.6101.04 (0.67 to 1.60)0.877
 Mortality within 90 days, n (%)145 (14.1)17 (11.6)128 (14.5)0.77 (0.45 to 1.33)0.3490.83 (0.48 to 1.46)0.518
  • * Forty-two missing data

  • †Thirty-six missing data

  • (c)OR, (common) OR; ICH, intracranial haemorrhage; LVO, large vessel occlusion; MeVO, medium vessel occlusion; mRS, modified Rankin Scale; PH, parenchymal haemorrhage; SICH, symptomatic intracranial haemorrhage.