Table 1 General characteristics of children with OSA and healthy controls.

From: Reduced Regional Grey Matter Volumes in Pediatric Obstructive Sleep Apnea

 

OSA (n = 16)

Control (n = 9)

Age (years)

6.9 ± 2.8

6.8 ± 2.2

Gender (male, %)

59.5

55.5

Ethnicity

Caucasian (%)

41.8

45.4

African-American (%)

50.0

52.3

Other

8.2

2.3

BMI Z score

1.28 ± 0.22

1.08 ± 0.16*

Systolic blood pressure (mmHg)

108.0 ± 10.1**

102.3 ± 8.4*

SBPi

0.93 ± 0.08**

0.87 ± 0.07*

Diastolic blood pressure (mmHg)

66.9 ± 7.3

63.4 ± 6.7*

DBPi

0.92 ± 0.08

0.81 ± 0.06*

Obstructive AHI (events/hour)*

14.6 ± 12.4§

0.4 ± 0.2

11.7 (9.85)

0.3 (0.1)

SpO2 Nadir (%)

76.7 ± 11.6§

94.1 ± 2.9

ODI3% (/hrTST)

11.6 ± 10.6§

0.2 ± 0.2

Total Arousal Index (/hrTST)

17.2 ± 5.2§

7.3 ± 2.8

DAS General Conceptual Ability Score*

89.6 ± 8.0

103.8 ± 3.2

87.5 (11.5)

105 (4)

  1. Abbreviations: AHI – apnea-hypopnea index; BMI body mass index; OB – obese; ODI3% - oxygen desaturation index 3%; OSA – obstructive sleep apnea; RAI – respiratory arousal index.
  2. Data are presented as mean ± SD. *Data are not normally distributed, median and interquartile ranges (IQR) are also provided.
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