Table 3.
Group outcomes on objective (actigraphy) and subjective (parent-questionnaire) sleep variables.
| AE (n = 33) |
CON (n = 37) |
p | |
|---|---|---|---|
| Actigraphy Measures | |||
| 2-Week Average | |||
| WASO | 73 (19.88) | 70.7 (22.09) | .653 |
| # Wake Bouts | 31.1 (6.28) | 32.8 (6.31) | .26 |
| Sleep Time | 491 (45) | 480.5 (29.73) | .248 |
| % Sleep | 87.1 (3.75) | 87.2 (3.88) | .887 |
| Fragmentation Index | 32.2 (7.08) | 30.6 (6.89) | .326 |
| Variability (Within-person SD) | |||
| WASO* | 24.1 (13.05) | 16.3 (5.78) | .002 |
| # Wake Bouts* | 6.8 (2.37) | 5.6 (1.35) | .012 |
| Sleep Time* | 54 (24.22) | 38.6 (13.85) | .002 |
| % Sleep* | 3.7 (2.04) | 2.7 (1.01) | .008 |
| Fragmentation Index* | 8.5 (3.19) | 7.2 (2.12) | .05 |
|
| |||
| AE (n = 34) |
CON (n = 38) |
p | |
|
| |||
| Sleep Questionnaires | |||
| CSHQ | |||
| Total Score* | 50.3 (10.44) | 45 (7.5) | .015 |
| Bedtime Resistance | 8.5 (2.77) | 8.6 (2.84) | .906 |
| Sleep Onset Delay* | 1.8 (0.67) | 1.5 (0.72) | .026 |
| Sleep Duration | 4.4 (1.91) | 4.2 (1.41) | .569 |
| Sleep Anxiety | 6.4 (2.51) | 6 (2) | .386 |
| Night Wakings* | 4.8 (1.62) | 4.1 (1.32) | .036 |
| Parasomnias* | 10.2 (3.11) | 8.3 (1.45) | .001 |
| Sleep Disordered Breathing | 3.4 (1.23) | 3.2 (0.61) | .455 |
| Daytime Sleepiness | 13.8 (3.23) | 12.3 (3.14) | .058 |
| PSQa | |||
| Total Score* | 7.8 (3.9) | 3.4 (3.16) | <.001 |
| Snoring* | 0.7 (1.18) | 0.1 (0.29) | .009 |
| Sleepiness* | 1.2 (1.39) | 0.6 (0.74) | .025 |
| Behavior* | 4.5 (1.66) | 2.2 (2.15) | <.001 |
AE = prenatal alcohol exposure, CON = control, WASO = wake after sleep onset, SD = standard deviation, CSHQ = Children’s Sleep Habits Questionnaire, PSQ = Pediatric Sleep Questionnaire.
Note:
*
p < .05 level
a
PSQ scores were available for n = 34 in the CON group