TABLE 1.
DEMOGRAPHIC CHARACTERISTICS OF 60 CHILDREN WITH OBSTRUCTIVE SLEEP APNEA, 30 MATCHED CHILDREN WITH PRIMARY SNORING, AND 30 MATCHED CONTROL SUBJECTS
| OSA (n = 60) | PS (n = 30) | CO (n = 30) | |
|---|---|---|---|
| Mean age, yr | 6.6 ± 0.7 | 6.7 ± 0.4 | 6.6 ± 0.4 |
| Male sex, n | 32 | 16 | 16 |
| BMI, z-score | 1.18 ± 0.03 | 1.01 ± 0.04 | 0.98 ± 0.04 |
| Systolic blood pressure, mm Hg | 106.2 ± 4.1 | 103.2 ± 3.9 | 102.8 ± 3.8 |
| Diastolic blood pressure, mm Hg | 68.9 ± 2.7 | 66.8 ± 2.6 | 65.9 ± 3.1 |
| Ethnicity | |||
| African American | 20 | 10 | 10 |
| White non-Hispanic | 40 | 20 | 20 |
| Maternal educational attainment | |||
| College or higher | 38 | 19 | 20 |
| High school or lower | 22 | 11 | 10 |
| Maternal smoking | |||
| Yes | 23 | 11 | 9 |
| No | 37 | 19 | 11 |
| Asthma | 7 | 4 | 3 |
| Allergies |
12 |
6 |
6 |
Definition of abbreviations: BMI = body mass index; CO = control subjects; PS = children with primary snoring; OSA = obstructive sleep apnea.