Author | Overall quality | Methodology quality | ||||||
---|---|---|---|---|---|---|---|---|
Quality control | Randomization | Comparability | Follow-up rates | Dropout | Blinding assessor | Analysis | ||
Lam (2010) | High quality | + | + | + | 90.2% | + | + | + |
Yordi (1997) | Moderate quality | + | + | + | 34.0% | + | ? | ? |
Newcomer (1999) | Low quality | + | + | + | 36.0% | ? | ? | ? |
Applebaum (1988) | Low quality | ? | ? | ? | ? | ? | ? | ? |
Rabiner (1995) | Low quality | - | ? | ? | 100% | + | ? | ? |
Lowenstein (2000) | Moderate quality | + | + | + | 95.0% | + | ? | ? |
Eloniemi-Sulkava (2001) | Moderate quality | + | + | + | 52.0% | + | ? | ? |
Applebaum (2002) | Moderate quality | + | + | + | 82.9% | + | ? | ? |
Shapiro (2002) | Moderate quality | + | + | + | 50.0% | + | - | ? |
Challis (1985) | Low quality | + | - | + | 47.0% | + | ? | ? |
Marek (2006) | Low quality | + | - | + | 71.8% | + | - | ? |
Specht (2009) | Low quality | + | - | - | 34.9% | + | - | ? |
Onder (2007) | Low quality | + | - | - | 71.6% | + | - | ? |
Miller (1985) | Low quality | - | - | - | ? | ? | ? | ? |
Marshall, (1999) | Low quality | + | ? | - | 91.5% | + | - | ? |