Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Jadad scoring
| Author (year) | Randomisation (R) | Blinding (B) | Dropout (D) | Total |
|---|---|---|---|---|
| Fan et al. (1994)26 | 1 | 0 | 0 | 1 |
| San-In Group of Liver Surgery (1997)27 | 1 | 0 | 0 | 1 |
| Meng et al. (1999)28 | 2 | 1 | 0 | 3 |
| Okabayashi et al. (2008)29 | 1 | 0 | 0 | 1 |
| Mikagi et al. (2011)30 | 1 | 0 | 1 | 2 |
| Wu et al. (2012)31 | 1 | 2 | 0 | 3 |
| Gong et al. (2016)32 | 1 | 1 | 0 | 2 |
| Seguin et al. (2016)33 | 2 | 2 | 1 | 5 |
| Uno et al. (2016)34 | 2 | 0 | 1 | 3 |
| Kikuchi et al. (2016)35 | 2 | 1 | 1 | 4 |
| Zhang et al. (2017)36 | 2 | 2 | 1 | 5 |
