Table 4

Thrombectomy results: total number of passes, number of single passes to achieve target recanalization, stent retriever utilization, number of passes to achieve TICI 2B or better and TICI 2C or better, one pass versus multiple passes for target vessel recanalization

BeveledFlatp-value
Number4493
All cases
 Number of passes87230
 One pass, n (%)25 (56.82)37 (39.78)0.069
 Mean±SD2.0±1.42.5±1.80.079
 Stent retriever, n (%)4 (9.09)27 (29.03) 0.024
TICI 2B or better
 n44 (100)87 (93.55)0.177
 One pass, n (%)*25 (56.82)36 (41.38)0.100
TICI 2C or better
 n (%)41 (93.18)69 (74.19) 0.017
 One pass, n (%)†24 (58.54)34 (49.28)0.430
 tPA, n (%)†20 (48.78)26 (37.68)0.318
 Stent retriever, n (%)†4 (9.76)15 (21.74)0.193
  • Bold text denotes statistically significant findings.

  • *Reference denominator is number of TICI 2B+.

  • †Reference denominator is number of TICI 2C+.

  • TICI, Thrombolysis in Cerebral Infarction; tPA, tissue plasminogen activator.