Basic characteristics of the study subjects
Characteristics | |
---|---|
Number of subjects | 8744 |
Gender [men (%)/women (%)] | 4144 (47.4)/4600 (52.6) |
Age (M years ± SD) | 52.18±8.9 |
Sleep duration (hours) | 6.75±1.38 |
Abbreviations: M, mean value; SD, standard deviation