Table 2.
Characteristics of patients included in quantitative survey.
| Characteristic | All patients (N = 700) |
|---|---|
| Gender, n (%) | |
| Female | 419 (60) |
| Male | 281 (40) |
| Age, years | |
| Mean (SD) | 46.7 (10.5) |
| Median | 46.0 |
| Minimum, maximum | 30, 70 |
| Number of comorbidities | |
| Mean (SD) | 2.3 (1.1) |
| Comorbidities occurring in > 20% of patients, n (%) | |
| Anxiety | 304 (43) |
| Migraines | 183 (26) |
| Mild–moderate depression | 191 (27) |
| ISI score | |
| Mean (SD) | 20.9 (3.9) |
| ISI category, n (%) | |
| Subthreshold (8–14) | 47 (7) |
| Moderate severity (15–21) | 325 (46) |
| Severe (22–28) | 328 (47) |
| Use of prescription medication, n (%) | |
| Naïve | 93 (13) |
| Current user | 412 (59) |
| Lapsed user | 195 (28) |
| Time since first consultation for insomnia, years | |
| Mean | 5.9 |
| Time since first consultation for insomnia category, n (%) | |
| 1–2 months | 57 (8) |
| ≥3 months | 643 (92) |
| ≥4 months | 621 (89) |
| Time since last consultation in days | |
| Mean (SD) | 54.5 (50.2) |
| Employment status, n (%) | |
| Working full- or part-time | 549 (78) |
| Not working | 90 (13) |
| Retired | 59 (8) |
| Prefer not to say | 2 (<1) |
| Level of education, n (%) | |
| No formal qualifications | 4 (1) |
| Trade apprenticeship | 92 (13) |
| High school or equivalent | 177 (25) |
| Higher education below degree level | 102 (15) |
| Undergraduate degree | 186 (27) |
| Postgraduate degree | 138 (20) |
| Country, n (%) | |
| Canada | 115 (16) |
| France | 115 (16) |
| Germany | 110 (16) |
| Italy | 120 (17) |
| Spain | 120 (17) |
| UK | 120 (17) |
ISI, Insomnia Severity Index; OTC, over-the-counter; SD, standard deviation; UK, United Kingdom.