Table 3 Quality of studies using NIH’s quality assessment for cohort and cross-sectional studies
References | Q1 | Q2 | Q3 | Q4 | Q5 | Q6 | Q7 | Q8 | Q9 | Q10 | Q11 | Q12 | Q13 | Q14 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Falahi. et al. [40] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | × |
Sadighi et al. [41] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Shockravi et al. [42] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Badii et al. [43] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Hojati et al. [44] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Torchi et al. [45] | ✓ | ✓ | NA | NA | × | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Heidari et al. [46] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Kianpoor et al. [47] | ✓ | ✓ | NA | NA | × | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Tabibian et al. [48] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | ✓ |
Shiralipour et al. [49] | ✓ | ✓ | NA | NA | ✓ | NA | NA | ✓ | ✓ | NA | ✓ | NA | ✓ | × |