highly significantp = 0.001
The Insomnia Index yielded a highly significant difference among the shifts (p = 0.001).
The Insomnia Index yielded a highly significant difference among the shifts (p = 0.001).
The scores for the Epworth Sleepiness Scale (ESS), which assessed excessive morning sleepiness showed a trend, even though they fell short of statistical significance (p = 0.06).