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Table 1 Sleep habits in migraine without aura and control children

From: Migraine and periodic limb movement disorders in sleep in children: a preliminary case–control study

SDSC items MoA (n = 187) (%) Control (n = 766) (%) Chi-square p<
1. Sleep less than 8 h 13.90 16.32 0.49 NS
2. Sleep latency >30 min 18.72 6.53 26.01 0.0000
3. Reluctant to go to bed 43.32 36.95 2.32 NS
4. Difficulty getting to sleep at night 27.27 16.45 10.94 0.0000
5. Anxiety when falling asleep 32.09 7.70 79.56 0.0000
6. Hypnic jerks 20.86 13.05 6.73 0.0090
7. Rhythmic movements while falling asleep 12.30 8.62 1.99 NS
8. Vivid dream-like scenes while falling asleep 13.90 5.09 17.01 0.0000
9. Falling asleep sweating 24.60 10.18 26.34 0.0000
10. More than two awkenings per night 17.11 12.40 2.49 NS
11. Difficulty to fall asleep after awakenings 17.11 12.66 2.18 NS
12. Nocturnal hyperkinesias 47.06 37.99 4.79 0.029
13. Sleep breathing difficulties 12.59 12.40 0.007 NS
14. Sleep apnea 4.27 4.18 0.02 NS
15. Snoring 17.11 17.23 0.005 NS
16. Night sweating 13.36 13.19 0.003 NS
17. Sleepwalking 14.97 6.66 12.60 0.0000
18. Sleep talking 28.88 18.15 10.06 0.0020
19. Teeth grinding 16.58 6.79 16.91 0.0000
20. Sleep terrors 9.09 5.09 3.65 NS
21. Nightmares 11.76 12.01 0.001 NS
22. Difficulty in waking up in the morning 33.69 32.38 0.07 NS
23. Feeling tired awakening in the morning 35.83 27.94 4.13 0.0420
24. Sleep paralysis 8.02 7.57 0.00 NS
25. Daytime somnolence 13.37 9.40 2.18 NS
26. Sleep attacks 4.81 3.13 0.82 NS
  1. The Table 1 shows the percentage of pathological score for all the 26 items of Sleep Disturbance Scale for Children, according with the validation criteria (>3/week).