However, differential reporting bias may lead to violation of the consistency assumption [ 23].
Bias in the thresholds demonstrated differential reporting tendencies at similar levels of alcohol abuse for seven items.
110 However, since all included studies were related to the pharmaceutical industry, differential reporting bias may have been reduced.
27 The amount of available evidence may be imbalanced because of differential reporting bias across comparisons, which may substantially affect the results.
Reduction of under-reporting and differential reporting (if it does exist) would require increased awareness of community health practitioners about the potential usefulness of surveillance data and therefore the need to improve their quality.
A possible explanation for the lack of demonstrated impact on women's behavioural outcomes is differential reporting bias that is, under-reporting of sexual activity at baseline with those who went through Stepping Stones becoming more forthright.
Thus minor local side effects and minor systemic reactions are by design likely to be under-reported and recorded, with the additional possibility of differential reporting between exposed and unexposed groups.
Differential reporting of sharing practices could result in residual confounding which would affect any reported association.
Nevertheless, the analytic approach employing AE reports is susceptible to differential reporting rates.
"Health Disparities Across Education: the Role of Differential Reporting Error". Health Economics, 27(3): e1-e29.
"Health Disparities Across Education: the Role of Differential Reporting Error". Health Economics.
