High beneficial Moderate beneficial Low beneficial High non-beneficial strength strength strength strength Clear evidence of Evidence suggestive Insufficient No effect or a beneficial effect. of beneficial effect. evidence at harmful effect. One One or more Level One or two Level II present. One or or more Level I I studies with a low studies with a low more Level I studies with a low risk of bias OR risk of bias OR two through to Level risk of bias OR three three or more Level or more Level III IV study with a or more Level II II studies with a low studies with a low high risk of bias studies with a low risk of bias risk of bias risk of bias Consistency The consistency component of the ranking system of the body of the evidence assessed whether the findings were consistent across the included studies (including across a range of study populations and study designs). It was important to determine whether study results were consistent to ensure that the results were likely to be replicable or only likely to occur under certain conditions. All studies are Most studies are Some inconsistency All studies are consistent consistent and reflecting that results inconsistent reflecting that inconsistency may be are somewhat reflecting that results are highly explained, reflecting unlikely to be results are highly likely to be that results are replicable unlikely to be replicable moderately- highly replicable likely to be replicable Generalisability This component covered how well the participants and settings of the included studies could be generalised to the target population. Population issues that might influence this component included gender, age or ethnicity, or level of care (e.g. community or hospital). The generalisability continuum is presented below:
High beneficial strength Clear evidence of beneficial effect. One or more Level I studies with a low risk of bias OR three or more Level II studies with a low risk of bias Moderate beneficial strength Evidence suggestive of beneficial effect. One or two Level II studies with a low risk of bias OR two or more Level III studies with a low risk of bias Low beneficial strength Insufficient evidence at present. One or more Level I through to Level IV study with a high risk of bias High non-beneficial strength No effect or a harmful effect. One or more Level I studies with a low risk of bias OR three or more Level II studies with a low risk of bias Consistency The consistency component of the ranking system of the body of the evidence assessed whether the findings were consistent across the included studies (including across a range of study populations and study designs). It was important to determine whether study results were consistent to ensure that the results were likely to be replicable or only likely to occur under certain conditions. All studies are consistent reflecting that results are highly likely to be replicable Most studies are consistent and inconsistency may be explained, reflecting that results are moderately- highly likely to be replicable Some inconsistency reflecting that results are somewhat unlikely to be replicable All studies are inconsistent reflecting that results are highly unlikely to be replicable Generalisability This component covered how well the participants and settings of the included studies could be generalised to the target population. Population issues that might influence this component included gender, age or ethnicity, or level of care (e.g. community or hospital). The generalisability continuum is presented below:
Question%2010%20-%20Family%20Protective%20Factors%20-%20Technical%20Report%20November%202016_0.docx