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... the problem being addressed? Insomnia and obstructive sleep apnea ... for pre-specified covariates, co-morbid insomnia and sleep apnea was ... YA, et al. Co-morbid insomnia and obstructive sleep apnea ...

Summary score for the Insomnia Severity Index. (Morin CM, Insomnia, psychological assessment and management. Guilford Press, New York, 1993)[https://pubmed.ncbi.nlm.nih.gov/21532953/] Each item is scored from 0 to 4. Total score is the sum of all seven items (0 to 28), and catergorized as: absence of insomnia (0–7), sub-threshold insomnia (8–14), moderate insomnia (15–21), and severe insomnia (22–28). Search for all ISI variables within this dataset

Summary score for the Insomnia Severity Index. (Morin CM, Insomnia, psychological assessment and management. Guilford Press, New York, 1993)[https://pubmed.ncbi.nlm.nih.gov/21532953/] Each item is scored from 0 to 4. Total score is the sum of all seven items (0 to 28), and catergorized as: absence of insomnia (0–7), sub-threshold insomnia (8–14), moderate insomnia (15–21), and severe insomnia (22–28). Search for all ISI variables within this dataset

Calculated - The Women's Health Initiative Insomnia Rating Scale (WHIIRS) has 5 items. Each item is scored on a 5 point scale (from 0-4). The total score is the sum of all five items ranging from 0 to 20. Higher score indicates more severe insomnia. A score of 9 or higher is considered clinically significant insomnia. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Summary score for the Insomnia Severity Index. Morin (1993) Each item is scored from 0 to 4. Total score is the sum of all seven items (0 to 28), and catergorized as: absence of insomnia (0 to 7), sub-threshold insomnia (8 to 14), moderate insomnia (15 to 21), and severe insomnia (22 to 28). Search for all ISI variables within this dataset

Summary score for the Insomnia Severity Index. Morin CM, Insomnia, psychological assessment and management. Guilford Press, New York, 1993 Each item is scored from 0 to 4. Total score is the sum of all seven items (0 to 28), and catergorized as: absence of insomnia (0 to 7), sub-threshold insomnia (8 to 14), moderate insomnia (15 to 21), and severe insomnia (22 to 28). This is a numeric variable with values ranging from 0-28 based on the Sleep Questionnaire II form. Missing if did not answer any of following: SQEA6, SQEA7, SQEA8, SQEA9. If SQEA10 answered 'Yes 1', but any of following missing: SQEA11, SQEA12, SQEA13, then missing. Missing if did not answer SQEA10 and SQEA11-SQEA13.Search for all ISI variables within this dataset

Calculated - The Women's Health Initiative Insomnia Rating Scale (WHIIRS) has 5 items. Each item is scored on a 5 point scale (from 0-4). The total score is the sum of all five items ranging from 0 to 20. Higher score indicates more severe insomnia. A score of 9 or higher is considered clinically significant insomnia. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Calculated - The Women's Health Initiative Insomnia Rating Scale (WHIIRS) has 5 items. Each item is scored on a 5 point scale (from 0-4). The total score is the sum of all five items ranging from 0 to 20. Higher score indicates more severe insomnia. A score of 9 or higher is considered clinically significant insomnia. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Summary score for the Insomnia Severity Index. (Morin CM, Insomnia, psychological assessment and management. Guilford Press, New York, 1993)[https://pubmed.ncbi.nlm.nih.gov/21532953/] Each item is scored from 0 to 4. Total score is the sum of all seven items (0 to 28), and catergorized as: not clinically significant (0-7), sub-threshold insomnia (8-14), moderate insomnia (15-21), and severe insomnia (22-28). Search for all ISI variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al. (2003) Original question: The next questions ask about your sleep habits. Please choose one of the answers for each of the following questions. Pick the answer that best describes how often you experienced the situation in the past 4 weeks. 7. Did you have trouble getting back to sleep after you woke up too early? Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al. (2003) Original question: The next questions ask about your sleep habits. Please choose one of the answers for each of the following questions. Pick the answer that best describes how often you experienced the situation in the past 4 weeks. 4. Did you have trouble falling asleep? Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al. (2003) Original question: The next questions ask about your sleep habits. Please choose one of the answers for each of the following questions. Pick the answer that best describes how often you experienced the situation in the past 4 weeks. 5. Did you wake up several times a night? Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this datasetOriginal Question: Pick the answer that best describes how often you experienced the situation in the LAST 4 WEEKS. 7A. Did you have trouble falling asleep?

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this datasetOriginal Question: Pick the answer that best describes how often you experienced the situation in the LAST 4 WEEKS. 7D. Did you have trouble getting back to sleep after you woke up too early?

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this datasetOriginal Question: Pick the answer that best describes how often you experienced the situation in the LAST 4 WEEKS. 8. Overall, was your typical nights sleep during the LAST 4 WEEKS

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this datasetOriginal Question: Pick the answer that best describes how often you experienced the situation in the LAST 4 WEEKS. 7C. Did you wake up earlier than you planned to?

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this datasetOriginal Question: Pick the answer that best describes how often you experienced the situation in the LAST 4 WEEKS. 7B. Did you wake up several times at night?

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al. (2003) Original question: 11. Overall, was your typical night's sleep during the past 4 weeks: Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al. (2003) Original question: The next questions ask about your sleep habits. Please choose one of the answers for each of the following questions. Pick the answer that best describes how often you experienced the situation in the past 4 weeks. 6. Did you wake up earlier than you planned to? Search for all WHIIRS variables within this dataset

Item from the Women's Health Initiative Insomnia Rating Scale. Levine et al.(2003) Search for all WHIIRS variables within this dataset

... probe three forms of insomnia: difficulty falling asleep, difficulty ... Furthermore, the perception of insomnia and restless sleep are ... sleep studies focusing on insomnia, sleep perceptions, and the ...