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Table 1 Keywords of the NLP algorithm for the extraction of smoking status

From: A clinical text classification paradigm using weak supervision and deep representation

Smoker smokes?, smoked, smoking, smokers?, tobaccos?, cigarettes?, cigs?, pipes?, nicotine, cigars?, tob
Non-Smoker (no|non|not|never|negative)\W*(smoker|smoking|smoked|tobacco), nonsmoker, denies\W*smoking, (tobacco|smoke|smoking|nicotine)\W*(never|no), doesn\'t smoke, 0|zero smokers?