Table 3.
Descriptive statistics and paired summaries of key variables for participants who started and completed the protocol (first and second line for each variable respectively)
| Time 1 | Time 2 | |||||
|---|---|---|---|---|---|---|
| Variable (range of scale) | N | Median | (range) | N | Median | (range) |
| Care recipient | ||||||
| Sleep duration night, hours | 15 | 8.0 | (5.5–10.6) | |||
| 9 | 8.1 | (6.7–9.8) | 9 | 8.2 | (5.7–12.3) | |
| Sleep efficiency night (%) | 15 | 85.0 | (61.3–98.4) | |||
| 9 | 85.0 | (62.0–95.9) | 9 | 85.4 | (61.4–96.5) | |
| Sleep duration day, minutes | 15 | 47.0 | (0.0–78.0) | |||
| 9 | 51.5 | (0.0–78.0) | 9 | 29.5 | (0.0–192.0) | |
| PSQI (0–21) | 15 | 4.0 | (1.0–13.0) | |||
| 9 | 4.0 | (1.0–8.0) | 9 | 3.0 | (2.0–7.0) | |
| SDI-AD (0–12) | 14 | 0.2 | (0.0–4.2) | |||
| 9 | 0.9 | (0.0–4.0) | 9 | 1.1 | (0.0–3.0) | |
| MMSE (30–0) | 14 | 18.0 | (7.0–29.0) | |||
| 9 | 15.0 | (5.0–27.0) | 9 | 15.0 | (6.0–26.0) | |
| RMBPC Behaviour frequency (0–32) | 15 | 3.5 | (0.0–11.0) | |||
| 9 | 3.0 | (0.0–11.0) | 5.0 | (2.0–10.0) | ||
| RMBPC Behaviour reaction (0–32) | 15 | 3.5 | (0.0–19.8) | |||
| 9 | 3.3 | (0.0–12.0) | 9 | 3.5 | (0.0–24.0) | |
| QOL-AD (CR rated), (52–13) | 14 | 39.0 | (24.0–48.0) | |||
| 8 | 39.5 | (24.0–45.0) | 9 | 36.0 | (18.0–49.0) | |
| QOL-AD (C rated), (52–13) | 15 | 30.0 | (23.0–40.0) | |||
| 9 | 30.0 | (23.0–40.0) | 9 | 34.0 | (22.0–40.0) | |
| Carer | ||||||
| Sleep duration night, hours | 14 | 7.5 | (5.9–8.9) | |||
| 8 | 7.9 | (6.1–8.9) | 7 | 7.6 | 6.7–9.1 | |
| Sleep efficiency (% sleep night) | 14 | 89.6 | (72.5–93.7) | |||
| 8 | 90.0 | (85.1–93.7) | 7 | 87.1 | (83.3–92.4) | |
| Sleep duration day, minutes | 14 | 7.0 | (0.0–80.0) | |||
| 8 | 0.0 | (0.0–80.0) | 7 | 0.0 | (0.0–47.5) | |
| PSQI (0–21) | 14 | 8.0 | (1.0–10.0) | |||
| 8 | 8.0 | (1.0–9.0) | 9 | 5.0 | (2.0–9.0) | |
| COPE positive (15–0) | 15 | 11.0 | (4.0–14.0) | 9 | 10.0 | (4.0–15.0) |
| 9 | 10.0 | (4.0–14.0) | ||||
| COPE negative (0–18) | 15 | 5.0 | (1.0–12.0) | 9 | 10.0 | (0.0–12.0) |
| 9 | 6.0 | (1.0–12.0) | ||||
| HADS-Anxiety (0–21) | 15 | 4.0 | (0.0–12.0) | 9 | 6.0 | (1.0–12.0) |
| 9 | 4.0 | (0.0–12.0) | ||||
| HADS-Depression (0–21) | 15 | 4.0 | (0.0–9.0) | 9 | 5.0 | (0.0–11.0) |
PSQI Pittsburgh Sleep Quality Index, SDI-AD Sleep Disorders Inventory Alzheimer’s Disease, MMSE Mini Mental Status Exam, RMBPC Revised Memory Behaviour Problem Checklist (global scores unavailable due to missing data), QOL-AD Quality of Life in Alzheimer’s disease” Patient and Caregiver report, COPE Carers of Older People in Europe index, HADS Hospital Anxiety and Depression Scale