AMSTAR items | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
References | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | Score (%) |
Hong et al. [14] | Yes | No | Yes | Yes | No | No | Yes | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes | 75% (moderate) |
Grobler et al. [13] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | 100% (high) |
Tesfay et al. [10] | Yes | No | Yes | No | No | No | Yes | No | Yes | No | Cannot answer | Cannot answer | No | Yes | Cannot answer | Yes | 37.5% (low) |
Mahlungulu et al. [15] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | 100% (high) |
Tang et al. [16] | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No | Cannot answer | Cannot answer | No | Yes | Cannot answer | Yes | 62.5% (moderate) |