Table 2 Quality assessment of included studies
References | Randomization | Allocation concealment | Blinding | Attrition described | preliminary analysis | ITT analysis | Adverse events report | Jadad score |
|---|---|---|---|---|---|---|---|---|
Lindor et al. (1987) [15] | Yes | Unclear | Yes | Yes | Yes | No | Yes | 4 |
Ramhamadany et al. (1989) [16] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | 5 |
Geliebter et al. (1991) [17] | Yes | Unclear | No | Yes | Yes | Yes | Yes | 2 |
Martinez-Brocca et al. (2007) [18] | Yes | Unclear | Yes | Yes | Yes | No | Yes | 5 |
Konopko-Zubrzycka (2009) [19] | Yes | Unclear | No | Yes | Yes | Yes | Yes | 2 |
Farina et al. (2012) [20] | Yes | Unclear | No | Yes | Yes | No | Yes | 2 |
Lee et al. (2012) [21] | Yes | Yes | Yes | Yes | Yes | No | No | 4 |
Fuller et al. (2013) [22] | Yes | Yes | No | Yes | Yes | Yes | Yes | 3 |
Ponce et al. (2013) [23] | Yes | No | No | Yes | Yes | Yes | Yes | 3 |
Mathus-Vliegen and Eichenberger (2014) [24] | Yes | Yes | Yes | Yes | Yes | Yes | No | 4 |
Mohammed et al. (2014) [25] | Yes | Unclear | No | Yes | Yes | Unclear | Yes | 2 |