Omega-3 Fatty Acids Supplementation in Children to Prevent Asthma: Is It Worthy?—A Systematic Review and Meta-Analysis

Table 3

Risk of bias amongst the included studies.

Serial number	Author	Randomization	Allocation concealment	Blinding	Incomplete data outcome reporting	Outcome
1	Mihrshahi et al. [29]	Randomized	Yes	Double blind	Not stated	Low
2	Marks et al. [30]	Randomized	Yes	Double blind	Not stated	Low
3	Birch et al. [31]	Randomized	Not clear	Double blind	Not done	Moderate
4	D’Vaz et al. [32]	Randomized	Yes	Double blind	Yes	No
5	Ng et al. [33]	Randomized	Yes	Double blind	Not stated	Low