Modified Rankin Scale score at 90 days | |||||||||
---|---|---|---|---|---|---|---|---|---|
Study | Arm | N | 0 (%) | 1 (%) | 2 (%) | 3 (%) | 4 (%) | 5 (%) | 6 (%) |
PROACT II10 | IA | 121 | 13 | 13 | 14 | 12 | 14 | 9 | 25 |
Medical | 59 | 12 | 5 | 8 | 22 | 19 | 7 | 27 | |
MELT11 | IA | 57 | 16 | 26 | 7 | 11 | 19 | 16 | 5 |
Medical | 57 | 5 | 18 | 16 | 18 | 21 | 19 | 4 | |
IMS III2* | IA | 415 | 13 | 17 | 13 | 17 | 15 | 5 | 20 |
Medical | 214 | 9 | 18 | 13 | 16 | 14 | 7 | 22 | |
SYNTHESIS4* | IA | 181 | 12 | 18 | 12 | 20 | 18 | 6 | 14 |
Medical | 181 | 15 | 19 | 12 | 15 | 21 | 7 | 10 | |
MR RESCUE3*† | IA arms | 64 | 3 | 11 | 5 | 16 | 23 | 23 | 19 |
Medical arms | 54 | 6 | 7 | 7 | 22 | 22 | 11 | 24 | |
MR CLEAN8 | IA | 233 | 3 | 9 | 21 | 18 | 22 | 6 | 21 |
Medical | 267 | 1 | 6 | 13 | 16 | 30 | 12 | 22 | |
TOTAL† | IA | 1071 | 10 | 15 | 14 | 17 | 18 | 7 | 19 |
Medical | 832 | 7 | 13 | 12 | 17 | 22 | 10 | 19 |
*Percentages have been rounded for purposes of display.
†mRS scores are raw data derived from supplementary materials (unadjusted). The two endovascular and two standard care arms were pooled into either IA or medical treatment (regardless of penumbral profile).
IA, intra-arterial; IMS, Interventional Management of Stroke; MR RESCUE, Mechanical Retrieval and Recanalization of Stroke Clots Using Embolectomy.