Table 5 Frequency of sleep-related problems for factors of the Child and Adolescent Sleep Checklist

Pre-sleep domain

I drink a caffeinated beverage 3 h or less before going to bed.

3/71 (4.1)

18/312 (5.5)

0.778

I play video games, surf the Internet, or send texts 1 h or less before going to bed.

15/58 (20.5)

46/285 (13.9)

0.152

I avoid going to bed even though it is time to go to sleep.

18/56 (24.3)

53/280 (15.9)

0.092

I feel anxious or afraid when it is time to go to sleep.

6/65 (8.5)

8/312 (2.5)

0.026*

I have trouble falling asleep when I am by myself.

47/27 (63.5)

188/130 (59.1)

0.513

Before I fall asleep, my legs feel uncomfortable, as if I cannot hold them still.

3/63 (4.5)

11/299 (3.5)

0.719

Nighttime domain

I snore.

9/66 (12.0)

27/307 (8.1)

0.266

My breath sounds as if it is getting caught in my throat.

1/73 (13.5)

6/328 (1.8)

1.000

I stop breathing while I sleep.

1/67 (1.5)

5/321 (1.5)

1.000

I toss and turn, or change positions often while I sleep.

44/31 (58.7)

162/168 (49.1)

0.159

I talk in my sleep.

9/64 (12.3)

37/296 (11.1)

0.838

I cry out in my sleep and wake up during the night.

2/72 (2.7)

7/326 (2.1)

0.670

I have scary dreams or cry out during nightmares.

3/70 (4.1)

10/315 (3.1)

0.714

I sleepwalk.

0/74 (0)

1/332 (0.3)

1.000

My legs twitch while I sleep.

1/73 (1.4)

4/313 (1.3)

1.000

I urinate in my sleep.

23/48 (32.4)

73/248 (22.7)

0.095

I grind my teeth while I sleep.

9/65 (12.2)

23/303 (7.1)

0.155

I sweat excessively while I sleep.

25/49 (33.8)

74/258 (22.3)

0.051

Daytime

domain

The amount of sleep I get varies each night.

13/59 (18.1)

26/306 (7.8)

0.014*

I feel tired or groggy when I wake up in the morning.

22/53 (29.3)

69/264 (20.7)

0.124

I skip breakfast.

8/67 (10.7)

20/311 (6.0)

0.203

I get sleepy during class outside of naptime.

6/59 (9.2)

9/297 (2.9)

0.031*

I fall asleep during class outside of naptime.

2/65 (3.0)

2/304 (0.7)

0.149

I fall asleep if I sit still (i.e., watching TV, riding in the car).

13/61 (17.6)

43/291 (12.9)

0.349