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Table 5 Impedance analysis of critically ill patients in the LGV and HGV group

From: Characterization of esophageal motor activity, gastroesophageal reflux, and evaluation of prokinetic effectiveness in mechanically ventilated critically ill patients: a high-resolution impedance manometry study

Reflux type (number of all refluxes in the group)

Total

n = 16

LGV group

n = 8

HGV group

n = 8

Swallow (primary peristalsis) associated reflux

21

16

5

Reflux in TLESR with preceding panesophageal secondary peristalsis

90

76

14

Reflux in TLESR with preceding partial esophageal secondary peristalsis

25

12

13

Reflux in TLESR without preceding esophageal secondary peristalsis

18

11

7

Absence of the LES tone

35

1

34

Cough associated reflux

6

5

1

Total

195

121

74

  1. LGV low gastric volumes, HGV high gastric volumes, LES lower esophageal sphincter, TLESR transient lower esophageal sphincter relaxation