| Study | Clear study aims | Adequate sample size or justification | Representative sample (with justification) | Clear inclusion & exclusion criteria | Measure of mental health valid | Response rate reported & losses given | Adequate description of data | Appropriate statistical analysis | Appropriate informed consent | Total score |
| Ghubash&Abou-Saleh (1997) | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 7 |
| Chaaya et al. (2002) | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 8 |
| Agoub et al (2005) | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 6 |
| Green et al (2006) | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 7 |
| Alami et al (2006) | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 6 |
| Masmoudi et al. (2008) | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 7 |
| Hamdan & Tamim (2011) | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 8 |
| Glasser et al. (2011) | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 6 |
| Mohammad KI et al (2011) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9 |
| Mohamed NA et al. (2011) | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 6 |
| Glasser et al (2012) | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 8 |
| Al Dallal & Grant (2012) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9 |
| Bener et al. (2012) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9 |
| Abdelwahid et al. (2012) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9 |
| Saleh et al. (2013) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9 |
| Alharbi & Abdulghani (2014) | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 8 |
| Alasoom & Koura (2014) | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 6 |
| Al Hinai (2014) | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 8 |
| Hassanein et al. (2014) | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 8 |
| El-Hachem et al (2014) | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 8 |
| Mohammed ES et al. (2014) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9 |
| Mohamed H et al. (2014) | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 6 |
| Alfayumi-Zeadna et al. (2015) | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 7 |
| Al-Modayfer et al. (2015) | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 8 |
| Khalifa et al. (2015) | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 8 |