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Table 1 Sleep and metabolic parameters before and after CPAP use

From: Severity of hypoxia modulates effect of CPAP on myocardial stress as measured by highly sensitive troponin T

Pre and Post Treatment Data

 

Baseline

Post-CPAP

AHI (episodes/h)

50 ± 6

-

CPAP pressure (cm H2O)

-

10 ± 3.2

CPAP use (days)

-

165 ± 17

CPAP use (Hrs/day)

-

5.3 ± 0.35

ESS

14.6 ± 1

9.5 ± 1*

Nadir SpO2 (%)

77 ± 3

89.3 ± 3*

Mean SpO2 (%)

93.2 ± 0.7

93.8 ± 0.62

Systolic blood pressure (mmHg)

124 ± 3

129 ± 4

Diastolic blood pressure (mmHg)

76 ± 2

76 ± 2

Heart rate (bpm)

77 ± 3

72 ± 3

Body weight (Kg)

108 ± 5.3

109.6 ± 5.4*

BUN (mg/dl)

14.1 ± 1.19

14.26 ± 1.41

Creatinine (mg/dl)

0.96 ± 0.09

1.0 ± 30.06

Hs-TnT (micrograms/l)

0.012 ± 0.0085

0.011 ± 0.0035*

  1. AHI Apnea + hypopnea index, ESS Epworth sleepiness scale, Hs-TnT Highly sensitive troponin T
  2. *: Significant differences compared to baseline (p ≤ 0.05) appear in bold