Ever users , current users , and daily users were defined as those who had smoked even once in the past, had smoked at least once in the past 30 days, and had smoked every day for the past 30 days, respectively
The flowers are yellowish green, less than an inch long, produced in the leaf axils along the upper part of the plant
For categorical variables, absolute and relative frequencies are presented, and summary measures (mean and standard deviation) for numerical variables
PS p/i was identified as a risk factor for LRTIs but not for other causes of hospitalization, whereas age at hospitalization, calendar month at hospitalization, living with a sibling, maternal age at delivery and maternal body mass index were associated with other types of infectious and non-infectious diseases but not with LRTIs
The pepperiness of certain natural tobaccos, such as dark Burley and many of the Central American-grown Cuban-seed cigar strains comes from the nicotine inherent in the leaf