Table 2.
Clinical and anthropometric data for subjects with and without sleep disordered breathing according to apnea-hypopnea index severity
| No. | AHI < 5 |
5 ≤ AHI < 15 |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 70 | 263 | |||||||||||||
| Mean | SD | Median | Min | Max | IRQ | % | Mean | SD | Median | Min | Max | IRQ | % | |
| Age, y | 68.6 | 1.3 | 68.0 | 62.5 | 71.0 | 1.8 | 68.4 | 1.1 | 68.0 | 65.0 | 72.0 | 1.0 | ||
| BMI, kg/m2 | 24.1 | 3.4 | 23.6 | 18.6 | 34.2 | 4.6 | 24.7 | 3.4 | 24.3 | 16.6 | 36.7 | 4.0 | ||
| Neck circumference, cm | 35.0 | 3.3 | 34.0 | 29.0 | 43.0 | 4.0 | 36.2 | 3.8 | 35.0 | 29.0 | 54.0 | 6.0 | ||
| ESS score | 4.4 | 3.4 | 3.0 | 0.0 | 16.0 | 4.0 | 5.2 | 3.3 | 5.0 | 0.0 | 18.0 | 4.0 | ||
| Blood pressure, mm Hg | ||||||||||||||
| Systolic | 138.3 | 16.2 | 138.0 | 104.0 | 198.0 | 24.3 | 138.2 | 17.3 | 135.0 | 98.0 | 206.0 | 21.0 | ||
| Diastolic | 84.7 | 7.7 | 84.0 | 65.0 | 108.0 | 10.0 | 85.4 | 8.8 | 84.5 | 65.0 | 110.0 | 10.0 | ||
| Alcohol intake, drink/d | 1.2 | 1.8 | 0.0 | 0.0 | 6.0 | 3.0 | 1.5 | 2.0 | 0.0 | 0.0 | 10.0 | 3.0 | ||
| Women | 78.6 | 66.2 | ||||||||||||
| Hypertension | 30.0 | 38.4 | ||||||||||||
| Past or current smoking | 12.9 | 27.4 | ||||||||||||
| Diabetes | 4.3 | 4.2 | ||||||||||||
| No. | 15 ≤ AHI < 30 |
AHI ≥ 30 |
P valuea | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 270 | 177 | ||||||||||||||
| Mean | SD | Median | Min | Max | IRQ | % | Mean | SD | Median | Min | Max | IRQ | % | ||
| Age, y | 68.6 | 1.0 | 69.0 | 65.0 | 71.0 | 1.0 | 68.6 | 1.1 | 69.0 | 65.0 | 72.0 | 1.0 | NS | ||
| BMI, kg/m2 | 25.7 | 4.0 | 25.3 | 15.0 | 42.8 | 4.8 | 26.9 | 3.6 | 26.5 | 20.3 | 37.3 | 4.8 | < 0.0001 | ||
| Neck circumference, cm | 37.3 | 3.9 | 37.0 | 29.0 | 51.0 | 6.0 | 39.6 | 3.6 | 40.0 | 32.0 | 47.0 | 5.0 | < 0.0001 | ||
| ESS score | 6.0 | 3.7 | 5.0 | 0.0 | 19.0 | 6.0 | 6.6 | 3.8 | 6.0 | 0.0 | 20.0 | 6.0 | < 0.0001 | ||
| Blood pressure, mm Hg | |||||||||||||||
| Systolic | 140.5 | 17.7 | 140.0 | 103.0 | 191.0 | 20.0 | 139.0 | 14.6 | 140.0 | 106.0 | 175.0 | 24.0 | < 0.0001 | ||
| Diastolic | 86.9 | 8.4 | 87.0 | 64.0 | 126.0 | 10.25 | 86.4 | 8.3 | 86.5 | 65.0 | 110.0 | 10.0 | 0.0551 | ||
| Alcohol intake, drink/d | 2.0 | 2.3 | 0.0 | 0.0 | 10.0 | 4.0 | 2.3 | 2.4 | 3.0 | 0.0 | 10.0 | 4.0 | 0.0001 | ||
| Women | 57.0 | 40.0 | |||||||||||||
| Hypertension | 45.2 | 54.0 | |||||||||||||
| Past or current smoking | 27.0 | 26.9 | |||||||||||||
| Diabetes | 4.4 | 9.7 | |||||||||||||
AHI, apnea-hypopnea index; SD, standard deviation; Min, minimum; Max, maximum; IRQ, interquartile range; BMI, body mass index; ESS, Epworth Sleepiness Scale (maximum score of 24).
a
P values were derived using the Kruskall-Wallis test.