A positive trend was observed in current drinkers ( P for trend = 0.02) but not in never drinkers.
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The sentences
A significant trend was observed in current drinkers but not in never drinkers.
A positive trend was observed in current drinkers ( P for trend = 0.02) but not in never drinkers.
A significant trend was observed in current drinkers but not in never drinkers.