<p>Legend: Red (-) = high risk of bias; Yellow (?) = unknown risk of bias; Green (+) = low risk of bias.</p
Red circle = High risk of bias, orange circle = moderate risk of bias, green circle = low risk of bi...
<p>Green circle indicates low risk of bias, red circle indicates high risk of bias, yellow circle in...
<p>Green (+) symbols represent low risk of bias for the specific criteria for the included study. Ye...
<p>Risk of bias. Red (−): high risk of bias; Yellow (?): unknown risk of bias; Green (+): low risk o...
<p>Red (-): high risk of bias; Yellow (?): unclear risk of bias; Green (+): low risk of bias.</p
<p>Red (-): high risk of bias; Yellow (?): unclear risk of bias; Green (+): low risk of bias.</p
<p>Red (-): high risk of bias; Yellow (?): unclear risk; Green (+): low risk of bias.</p
<p>“Yes” indicates a low risk of bias, “No” indicates a high risk of bias, and “Unclear” indicates e...
<p>Red = High risk of bias. Yellow = Moderate risk of bias. Green = Low risk of bias. White = Unknow...
<p>Red stands for high risk of bias, green stands for low risk of bias and yellow stands for unclear...
<p>Yellow circles, green circles, and red circles indicate “unclear risk of bias,” “low risk of bias...
<p>Across trials (n = 15), information is either from trials at a low risk of bias (green), or from ...
<p>Note: Low risk of bias is indicated by green colour, moderate risk of bias by yellow colour and h...
<p>Green (+) indicates low risk of bias; Red (-) indicates high risk of bias; and Yellow (?) indicat...
<p>Green = low risk of bias, Yellow = unclear risk of bias, Red = high risk of bias.</p
Red circle = High risk of bias, orange circle = moderate risk of bias, green circle = low risk of bi...
<p>Green circle indicates low risk of bias, red circle indicates high risk of bias, yellow circle in...
<p>Green (+) symbols represent low risk of bias for the specific criteria for the included study. Ye...
<p>Risk of bias. Red (−): high risk of bias; Yellow (?): unknown risk of bias; Green (+): low risk o...
<p>Red (-): high risk of bias; Yellow (?): unclear risk of bias; Green (+): low risk of bias.</p
<p>Red (-): high risk of bias; Yellow (?): unclear risk of bias; Green (+): low risk of bias.</p
<p>Red (-): high risk of bias; Yellow (?): unclear risk; Green (+): low risk of bias.</p
<p>“Yes” indicates a low risk of bias, “No” indicates a high risk of bias, and “Unclear” indicates e...
<p>Red = High risk of bias. Yellow = Moderate risk of bias. Green = Low risk of bias. White = Unknow...
<p>Red stands for high risk of bias, green stands for low risk of bias and yellow stands for unclear...
<p>Yellow circles, green circles, and red circles indicate “unclear risk of bias,” “low risk of bias...
<p>Across trials (n = 15), information is either from trials at a low risk of bias (green), or from ...
<p>Note: Low risk of bias is indicated by green colour, moderate risk of bias by yellow colour and h...
<p>Green (+) indicates low risk of bias; Red (-) indicates high risk of bias; and Yellow (?) indicat...
<p>Green = low risk of bias, Yellow = unclear risk of bias, Red = high risk of bias.</p
Red circle = High risk of bias, orange circle = moderate risk of bias, green circle = low risk of bi...
<p>Green circle indicates low risk of bias, red circle indicates high risk of bias, yellow circle in...
<p>Green (+) symbols represent low risk of bias for the specific criteria for the included study. Ye...
DOI
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