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Table 1 Demographic and clinical characteristics of the groups

From: Assessment of right atrium dysfunction in patients with obstructive sleep apnea syndrome using velocity vector imaging

  Control(n = 30) Mild(n = 23) Moderate(n = 25) Severe(n = 23)
Age(years) 46.82 ± 5.45 47.31 ± 6.15 47.96 ± 7.90 48.55 ± 5.43
Men/Women 17/13 13/10 14/11 14/9
BMI(Kg/cm2) 27.06 ± 4.38 28.40 ± 3.12 29.83 ± 5.05 32.97 ± 3.59*
SBP(mmHg) 122.19 ± 6.69 123.92 ± 7.08 126.27 ± 8.66 126.46 ± 10.65
DBP(mmHg) 73.51 ± 7.19 75.54 ± 6.43 76.11 ± 7.54 75.66 ± 8.47
AHI(events/h) 1.75 ± 0.99 13.96 ± 3.98* 24.01 ± 3.56*† 39.61 ± 6.64*†‡
HR(bpm) 71.55 ± 15.35 69.23 ± 11.57 70.01 ± 1.563 73.33 ± 13.04
PAPs(mmHg)  24.31 ± 5.63 25.44 ± 5.56 27.95 ± 5.61 33.80 ± 7.14*†
  1. AHI Apnea–hypopnea index, BMI body mass index, DBP diastolic blood pressure, SBP systolic blood pressure, HR heart rate, PAPs systolic pulmonary arterial pressure
  2. *P < 0.05 vs controls; †P < 0.05 vs mild; ‡P < 0.05 vs moderate