This review concerns the studies on alcohol as a headache trigger after the 1988 IHS classification, prevalence of alcohol consumers in headache sufferers, and will discuss if alcohol, per se, or some components of alcoholic drinks were responsible for headache precipitation.
These patients were excluded from the study leaving 580 patients with a classification of their alcohol use.
According to the ICD-10 Classification of Diseases, alcohol-related problems (ARPs) include harmful use and alcohol dependence syndrome.
The few studies that performed a binary classification on alcohol-related factors have employed a variety of classifiers [ 18, 19, 21, 22, 35].
We used the classification for alcohol contents per standard doses of different beverages by Sundell et al. [ 14] and calculated a continuous grams per week variable.
There are several other published classifications of 'exclusively' alcohol-related conditions with considerable overlap between them [ 52].
b Joint classification of BBD category and alcohol consumption where the reference group is women with nonproliferative BBD and 0 alcohol consumption.
We also observed that toxicity did not generally follow a trend based on the aldehyde, acid, ketone or alcohol classification of phenolic compounds, but rather that other structural properties such as additional functional groups attached to the compound may determine its toxicity.
For each category of alcohol drinking, there is no common standard for classification, so we only selected the heavy alcohol drinking as the analysis category.
