Table 3 Quality analysis
Article | Previous estimate of sample size | Selection description | Withdrawals | Valid method | Method error analysis | Blinding in measurements | Adequate statistics provided | Judge quality standard |
|---|---|---|---|---|---|---|---|---|
Albogha H et al. [24] | Not | Adequate | Not known | Partly | Yes | Not | Yes | Low |
Mucedero M et al. [35] | No/not known | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Torres FC et al. [33] | No/not known | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Cassis MA et al. [34] | Yes | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Doshi UH et al. [23] | Not | Adequate | Not known | Partly | Yes | Not | No | Low |
Giuntini V et al. [32] | Not | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Cinsar A et al. [22] subgroup. | Not | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Defraia E et al. [41] | Not | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Cozza P et al. [30] | Not | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Cozza P et al. [31] | Not | Adequate | Not known | Yes | Yes | Not | Yes | Medium |
Pedrin F et al [27] | Not | Adequate | None | Partly | Yes | Not | Not | Low |
Torres FC et al. [28] | Yes | Adequate | Not known | Partly | Yes | Not | Not | Medium |
Cozza P et al. [29] | Not | Adequate | Not known | Partly | Yes | Not | Yes | Low |
IÅŸcan HN et al. [19] | Not | Adequate | Not known | Yes | Not | Not | Not | Low |
Bazzucchi A et al. [21] | Not | Adequate | Not known | Not | Yes | Not | Not | Low |
IÅŸcan HN and Sarisoy L [20] | Not | Adequate | Not known | Partly | Yes | Not | Yes | Medium |
Erbay E et al. [40] | Not | Adequate | Not known | Partly | Not | Not | Yes | Medium |
IÅŸcan HN et al. [19] | Not | Adequate | One | Yes | Yes | Not | Inadequate | Low |
Weinbach JR and Smith RJ [39] | Not | Adequate | Not known | Not | Not | Not | Inadequate | Low |
Kuster R and Ingervall B [18] | Not | Adequate | One | Yes | Yes | Not | Yes | Medium |
Ngan P et al. [38] | Not | Adequate | Not known | Yes | Yes | Not | Inadequate | Low |
Haydar B and Enacar A [37] | Not | Adequate | Not known | Partly | Not | Not | Yes | Medium |
Kiliaridis S et al. [17] | Not | Adequate | Four | Partly | Yes | Yes | Absent | Low |
Fränkel R [36] | Not | Adequate | Not known | Partly | Not | Not | Yes | Medium |