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However, some studies suggest that female students have longer mean sleep durations [ 12].
In addition, compared with male respondents, females reported longer mean sleep durations (7.9 vs. 7.5 hours) and higher mean EQ-5D scores (0.766 vs. 0.762) despite higher ISI summary scores (14.3 vs. 13.7).
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The mean sleep duration similar between migraineurs (7.1±1.5 hours) and non-migraine controls (7.1±1.3 hours).
Mean sleep duration in the two conditions was significantly different (4.3 ± 0.3 vs. 7.1 ± 0.4 h, p < 0.01).
Mean sleep duration was not significantly different between groups on both nights.
Mean sleep duration in hours (SD).
Mean sleep duration was about 11 hours a day at all three ages (table 2).
This study measured sleep by wrist actigraphy in 1990 1994 and found mean sleep duration to be 6.2 h (10).
The mean sleep duration in the study by Van Dijk et al. was 7.2 h/night in patients and controls, which is comparable to the mean sleep duration found in the whole sample of patients in our study.
The repeated measures ANOVA showed that the mean sleep duration differed significantly between the three time points.
To quantify mean sleep duration, we calculated sleep duration on work days x number of work days plus sleep duration on free days x number of free days/7.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com