Publication | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Score |
---|
Sun [7] | √ | √ | √ |  |  |  | √ | √ | √ | √ | 7 |
Li [28] | √ | √ | √ |  |  |  | √ | √ |  | √ | 6 |
Zhou [30] | √ | √ | √ |  |  |  | √ | √ |  | √ | 6 |
Osaki [37] | √ |  | √ |  |  |  |  | √ | √ | √ | 5 |
Zhang [38] | √ | √ | √ |  |  |  | √ | √ |  | √ | 6 |
- Studies fulfilling the criteria of (1) peer reviewed publication; (2) control of temperature; (3) random allocation to treatment or control; (4) blinded induction of ischemia; (5) blinded assessment of outcome; (6) use of anaesthetic without significant intrinsic neuroprotective activity; (7) animal model (aged, diabetic or hypertensive); (8) sample size calculation; (9) compliance with animal welfare regulations; and (10) statement of potential conflict of interests