Clinical Criteria | Insomnia | No Insomnia | P-value | Total Sample |
---|
% | CI | % | CI | | % | CI |
---|
Difficulty initiating or maintaining sleepa |
Yes | 80.5 | 71.1–89.8 | 5.2 | 3.7–6.7 | < 0.001 | 9.4 | 7.6–11.2 |
Significant distressb |
Yes | 71.6 | 59.7–83.4 | 10.1 | 8.2–12.0 | < 0.001 | 13.5 | 11.5–15.6 |
Frequency of sleep disturbancesc |
Yes | 86.2 | 77.9–94.6 | 5.7 | 4.2–7.2 | < 0.001 | 10.3 | 8.5–12.1 |
Duration of sleep disturbancesd |
Yes | 86.8 | 77.8–95.8 | 7.7 | 6.0–9.4 | < 0.001 | 12.2 | 10.2–14.2 |
- Note. % Percentage, CI is 95% confidence Intervals. All percentages are based on weighted proportions and therefore differ from the raw percentages. Clinical criteria was based on DSM-5 as operationalized by the sleep condition indicator. Insomnia is defined by a cut-off score equal or less than 16 on the Sleep Condition Indicator.aThis criterion is based on report of taking more than 30 min to fall asleep or if wake up during the night will stay awake for greater than 30 min in total and a rating of sleep quality as average, poor, or very poor.bThis criterion is based on endorsing “somewhat”, “much” or “very much” for the question about the extent that poor sleep in the past month has troubled the respondent in general and endorsing “somewhat”, “much” or “very much” to either questions about the extent has poor sleep in the past month: affected your mood, energy, or relationships or affected concentration, productivity, or ability to stay awake.cThis criterion is based on endorsing a minimum of 3 nights per week for the frequency of encountering sleep problem.dThis criterion is based on endorsing a minimum duration of 3 to 6 months for having sleep problem