<p>Yes = low risk of bias, No = high risk of bias, Unclear = unclear risk of bias, NA = not applicable.</p
<p>† Risk of bias were assessed according to the handbook of Cochrane. Each item was graded as “low”...
<p><b>✓</b> Denotes a score of 1 (domain assessment was satisfactory), <b>✗</b> denotes no score (do...
<p>SEP – socio-economic position, HSB – health-seeking behaviour.</p><p>* Presenting a test of stati...
<p>✓ = yes (low risk of bias); ✗ = no (high risk of bias); ? = unclear risk of bias.</p
<p>H, high risk; L, low risk; U, unclear risk.</p><p>Risk of Bias Assessment.</p
“+” = low risk of bias; “?” = unclear risk of bias; and “-” = high risk of bias.</p
<p>Based on the Cochrane Collaboration’s tool for assessing risk of bias, + indicates low risk of bi...
<p>Risk of bias, risk of random error, and quality assessments by criterion (N = 540).</p
<p>Across trials (n = 15), information is either from trials at a low risk of bias (green), or from ...
<p>“Yes” indicates a low risk of bias, “No” indicates a high risk of bias, and “Unclear” indicates e...
Risk of bias assessment of included studies using a Modified version of the Newcastle–Ottawa Scale.<...
The risk of bias assessment for each study according to Newcastle-Ottawa quality assessment scale.</...
<p>Key: + Low risk of bias;? Unclear risk of bias; − High risk of bias</p><p>Risk of Bias.</p
<p>Review authors' judgments about each risk of bias item for included study. Y = yes; N = no; U ...
<p>Abbreviations:</p><p>L = low risk of bias, H = high risk of bias, U = unclear risk of bias.</p
<p>† Risk of bias were assessed according to the handbook of Cochrane. Each item was graded as “low”...
<p><b>✓</b> Denotes a score of 1 (domain assessment was satisfactory), <b>✗</b> denotes no score (do...
<p>SEP – socio-economic position, HSB – health-seeking behaviour.</p><p>* Presenting a test of stati...
<p>✓ = yes (low risk of bias); ✗ = no (high risk of bias); ? = unclear risk of bias.</p
<p>H, high risk; L, low risk; U, unclear risk.</p><p>Risk of Bias Assessment.</p
“+” = low risk of bias; “?” = unclear risk of bias; and “-” = high risk of bias.</p
<p>Based on the Cochrane Collaboration’s tool for assessing risk of bias, + indicates low risk of bi...
<p>Risk of bias, risk of random error, and quality assessments by criterion (N = 540).</p
<p>Across trials (n = 15), information is either from trials at a low risk of bias (green), or from ...
<p>“Yes” indicates a low risk of bias, “No” indicates a high risk of bias, and “Unclear” indicates e...
Risk of bias assessment of included studies using a Modified version of the Newcastle–Ottawa Scale.<...
The risk of bias assessment for each study according to Newcastle-Ottawa quality assessment scale.</...
<p>Key: + Low risk of bias;? Unclear risk of bias; − High risk of bias</p><p>Risk of Bias.</p
<p>Review authors' judgments about each risk of bias item for included study. Y = yes; N = no; U ...
<p>Abbreviations:</p><p>L = low risk of bias, H = high risk of bias, U = unclear risk of bias.</p
<p>† Risk of bias were assessed according to the handbook of Cochrane. Each item was graded as “low”...
<p><b>✓</b> Denotes a score of 1 (domain assessment was satisfactory), <b>✗</b> denotes no score (do...
<p>SEP – socio-economic position, HSB – health-seeking behaviour.</p><p>* Presenting a test of stati...
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