Canadian Respiratory Journal / 2016 / Article / Tab 3

Research Article

Clinical Utility of Bronchoalveolar Lavage Pepsin in Diagnosis of Gastroesophageal Reflux among Wheezy Infants

Table 3

Bronchoalveolar fluid pepsin correlation with MII-pH monitoring parameters.

⁢BAL pepsin
Below one year1-2 years

pH monitoring parameters
 Number of acid reflux episodes0.030.8580.84
 Reflux index0.060.710.4090.146
 Mean acid clearance time0.020.9060.7450.002
 Longest acid episode0.1010.5460.5870.02
 Acid episodes longer than 5 minutes0.0050.970.470.08

MII parameters
 Acid percent time0.080.6340.244
 Nonacid percent time0.0980.5580.89
 Bolus exposure index −0.0550.7410.75
 Median bolus clearance time0.3210.050.29
 Longest impedance episode0.0260.8790.88
 Number of distal acid reflux episodes0.0370.8250.0060.985
 Number of distal nonacid reflux episodes0.1350.4190.496
 Number of all distal reflux episodes0.0910.5880.764
 Number of proximal acid reflux episodes 0.8630.584
 Number of proximal nonacid reflux number episodes0.0940.5740.612
 Number of all proximal reflux episodes 0.0140.9340.61

BAL pepsin correlates with mean acid clearance time and the longest acid episode.

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