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. 2021 May 31;12:675355. doi: 10.3389/fneur.2021.675355

Table 7.

Statistical analyses of EVT completion.

EVT type Complete EVT Incomplete EVT Total
Ia 2 (14.3%) 12 (85.7%) 14 Chi-squared, 35.4, P < 0.0001
Ib 10 (62.5%) 6 (37.5%) 16
IIa 40 (87.0%) 6 (13.0%) 46
IIb 3 (33.3%) 6 (66.7%) 9
IIIa 6 (85.7%) 1 (14.3%) 7
IIIb 6 (100%) 0 (0%) 6
Total 67 (68.4%) 31 (31.6%) 98

Chi-squared = 35.4, P < 0.01, indicating a difference between the six subgroups.

EVT, endovascular treatment.