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. Author manuscript; available in PMC: 2018 May 7.
Published in final edited form as: Eur Respir J. 2016 Apr 21;47(6):1718–1726. doi: 10.1183/13993003.00918-2015

TABLE 2.

Passive critical pressure (Pcritp) correlations with indices of glucose homeostasis

Low HOMA High HOMA p-value
Subjects 7 7
Age years 37.9 (34.6-42.3) 34.9 (29.6-50.2) 0.85
Anthropometrics
 Weight kg 277 (263.0-281.7) 292 (271.5-301.2) 0.23
 BMI kg·m−2 48.1 (44.0-49.1) 49.7 (47.6-51.6) 0.34
 Neck circumference cm 40 (36.5-42.2) 39.2 (36.8-41.3) 0.57
 Waist circumference# cm 129.5 (120.8-136.5) 126.8 (118.2-132.7) 0.67
 Hip circumference# cm 141.2 (135.0-143.8) 145.8 (136.5-150) 0.15
 Waist-to-hip ratio# 0.94 (0.88-0.96) 0.87 (0.85-0.92) 0.12
Respiratory disturbance index events·h−1
 NREM 2.3 (0.7-3.3) 4.5 (3.0-5.2) 0.05
 REM 7.7 (2.3-22.9) 10.6 (10.5-23.4) 0.28
 Total 3.9 (2.3-4.5) 6.5 (4.0-9.5) 0.06
Peripheral capillary oxyhaemoglobin saturation %
 Baseline SpO2
  NREM 95.6 (94.5-97.7) 96.2 (94.8-96.6) 0.85
  REM 95.8 (95.1-97.3) 95.8 (95.6-96.6) 0.95
  Total 95.8 (95.2-97.1) 95.8 (95.1-96.6) 0.61
 Average low SpO2
  NREM 92.3 (90.2-94.6) 91.6 (90.1-92.9) 0.48
  REM 91.3 (90.0-92.7) 91.3 (90.5-91.8) 0.85
  Total 91.3 (90.1-94.2) 91.4 (89.8-92.5) 0.66

Data are presented as n or median (interquartile range), unless otherwise stated. HOMA: homeostasis model assessment; BMI: body mass index; NREM: non-rapid eye movement (REM); SpO2: peripheral capillary oxyhaemoglobin saturation.

#

: one patient had no waist and hip measurements;

: NREM and REM values combined.