Table 4.
Median (interquartile range) scores for Children’s Sleep Habits Questionnaire variables for the primary and secondary school age children in the DCD and control groups.
| Scale (min–max) | DCD Group |
Control Group |
DCD vs. control split into primary and secondary | ||
|---|---|---|---|---|---|
| Primary | Secondary | Primary | Secondary | ||
| CSHQ total score (33–99) | 45 (39–53) | 46 (41–53) | 43 (35–45) | 41 (35–48) | Primary: U = 66.5; p = 0.056 |
| Secondary: U = 63.5; p = 0.041 | |||||
| Number of children scoring above the CSHQ total score cut-off (41) | 10 | 12 | 9 | 9 | – |
| CSHQ Bedtime resistance score (6–18) | 6 (6–7) | 6 (6–7) | 6 (6–8) | 6 (6–7) | Primary: U = 105.50; p = 0.742 |
| Secondary: U = 95.50; p = 0.392 | |||||
| CSHQ Sleep onset delay score (1–3) | 2 (1–3) | 2 (1–3) | 1 (1–3) | 2 (1–3) | Primary: U = 94.50; p = 0.419 |
| Secondary: U = 99.50; p = 0.569 | |||||
| CSHQ Sleep duration score (3–9) | 4 (3–7) | 5 (3–6) | 3 (3) | 3 (3–4) | Primary: U = 48.50; p = 0.004 |
| Secondary: U = 65.50; p = 0.036 | |||||
| CSHQ Sleep anxiety score (3–12) | 5 (4–6) | 5 (4–6) | 4 (4–6) | 4 (4–5) | Primary: U = 101.000; p = 0.612 |
| Secondary: U = 66.50; p = 0.034 | |||||
| CSHQ Night wakings score (3–9) | 3 (3–4) | 4 (3–4) | 3 (3–4) | 3 (3–4) | Primary: U = 106.50; p = 0.772 |
| Secondary: U = 88.50; p = 0.260 | |||||
| CSHQ Parasomnias score (3–21) | 8 (8–11) | 8 (7–10) | 8 (7–8) | 7 (7–9) | Primary: U = 77.50; p = 0.133 |
| Secondary: U = 75.00; p = 0.107 | |||||
| CSHQ Sleep-disordered breathing score (3–9) | 3 (3–4) | 3 (3–4) | 3 (3–4) | 3 (3) | Primary: U = 96.00; p = 0.410 |
| Secondary: U = 81.50; p = 0.065 | |||||
| CSHQ Daytime sleepiness score (3–24) | 13 (10–19) | 17 (12–20) | 12 (8–13) | 11 (10–18) | Primary: U = 73.00; p = 0.098 |
| Secondary: U = 67.50; p = 0.061 | |||||
CSHQ, Children’s Sleep Habits Questionnaire.
p-values <0.05 are marked in bold for ease of reading.