Gender differences^a and change in gender differences over time in pattern of alcohol consumption measured by Phosphatidylethanol 16:0/18:1 (PEth) in older people (≥65 years) through two independent surveys (HUNT3 and HUNT4).

Numbers are frequencies (%) unless stated otherwise. Italic font represents numbers stratified by age groups.除非另有说明，所有数值均以频率（百分比）表示。斜体字体表示按年龄组分层后的统计值。