Chubu University Graduate School of Life and Health Sciences, Kasugai, Japan;
Department of Internal Medicine, National Hospital Organization Suzuka National Hospital, Suzuka, Japan;
Department of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan;
Department of CKD Initiatives, Nagoya University Graduate School of Medicine, Nagoya, Japan;
Sleep; Apnea; Arousal; Automobile; Accidents; Daytime; Sleepiness;