Table 2.

Characteristics of patients with versus without OSA in the Tx group

CharacteristicOSA (n = 25)No OSA (n = 75)P
Male (%)80490.006
Age (yr; mean ± SD)54 ± 1250 ± 13NS
Level of education (%)2420NS
    primary education or less2412
    skilled workers1240
    high school or equivalent4028
    university diploma
Tobacco use (%)2020NS
BMI (kg/m2; mean ± SD)29 ± 526 ± 50.005
Neck circumference (cm; mean ± SD)40 ± 337 ± 40.002
Abdominal circumference (cm; mean ± SD)107 ± 1295 ± 150.001
Prevalence of diabetes (%)1620NS
Prevalence of hypertension (%)100890.091
CCI (median [IQR])2 (0)2 (1)NS
Prevalence of coronary heart disease (%)88NS
Prevalence of congestive heart failure (%)88NS
Prevalence of peripheral vascular disease (%)1212NS
Prevalence of cerebrovascular disease (%)41NS
Prevalence of atrial fibrillation (%)81NS
Hb (g/L; mean ± SD)141 ± 17132 ± 160.018
Serum albumin (g/L; mean ± SD)40 ± 440 ± 3NS
Serum CRP (mg/L; median [IQR])3.8 (4.3)2.8 (4.6)NS
eGFR (ml/min per 1.73 m2; mean ± SD)51 ± 1852 ± 19NS
Transplant vintage (mo; median [IQR])60 (109)67 (78)NS
Dialysis vintage (mo; median [IQR])25 (39)18 (28)NS
Cumulative ESRD time (mo; median [IQR])117 (147)96 (85)NS
Hypnotic drugs (%)820NS
Average of SBP (mmHg; mean ± SD)147 ± 21139 ± 180.059
Average of DBP (mmHg; mean ± SD)85 ± 1383 ± 11NS
Use of ≥3 antihypertensive drugs (%)56310.022
10-Yr coronary heart disease risk based on Framingham score, calculation for total cholesterol level (%; median [IQR])14.5 (13.2)7.0 (9.0)0.008
10-Yr risk for stroke based on modified version of the Framingham Stroke Risk Profile (%; median [IQR])10.0 (11.2)5.0 (5.0)0.016
Average oxygen saturation during sleep (%; mean ± SD)91.8 ± 1.694.0 ± 2.0<0.001
  • DBP, diastolic BP; SBP, systolic BP.