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Table 1 Indices of breathing pattern in anesthetized tracheostomized rats in supine and HDT positions during breathing at rest.

From: Effects of body position on the ventilatory response to hypercapnia

Indices

Supine

HDT

PETCO2 (mmHg)

32.8 ± 3.1

33.0 ± 2.8

VT (ml)

0.9 ± 0.1

0.9 ± 0.1

f (min-1)

100 ± 10

108 ± 19

VE (ml · min-1)

91.1 ± 8.4

93.1 ± 10.8

PesI (mmH2O)

22.5 ± 2.9

34.6 ± 5.2*

  1. PETCO2 - end-tidal fraction of CO2; VT - tidal volume; f - inspiratory rate; VE - minute ventilation; PesI - peak esophageal pressure; Values are means ± SE. *Significant difference from the supine position; P < 0.05.