Table 3

The Effective Public Health Practiced Project checklist criteria for each study (n=9)

	Selection bias	Study design	Confounders	Blinding	Data collection	Withdrawal and dropout	Overall rating*
Alkhawaldeh et al19	Moderate	Strong	Strong	Moderate	Strong	Strong	Strong
Axisa et al13	Moderate	Strong	Weak	Weak	Strong	Moderate	Weak
Moosavi et al14	Strong	Moderate	Weak	Weak	Strong	Strong	Weak
Mujika et al15	Weak	Strong	Moderate	Strong	Strong	Strong	Moderate
Saadat et al17	Moderate	Moderate	Strong	Weak	Moderate	Strong	Moderate
Sampson et al16	Strong	Moderate	Strong	Strong	Strong	Strong	Strong
Suni et al18	Strong	Strong	Strong	Moderate	Strong	Strong	Strong
Thorndike et al11	Strong	Strong	Strong	Weak	Strong	Strong	Moderate
Thorndike et al12	Strong	Strong	Strong	Weak	Strong	Strong	Moderate

*Overall rating based on Strong=0 weak scores, Moderate=1 weak score, Weak= ≥2 weak scores.