Gastroesophageal reflux in cirrhotic patients without esophageal varices

Table 3 Results of ambulatory 24-h esophageal bilirubin monitoring in liver cirrhosis patients and controls (mean ± SD)

Group	Number of bile reflux episodes	Number of bile reflux episodes lasting≥5 min	Mean time Abs > 0.14 (%)
			Total	Upright	Supine
Liver cirrhosis (n = 78)	36.53 ± 9.31a	4.09 ± 1.15a	6.73 ± 1.15a	3.32 ± 1.05a	4.37 ± 1.44a
Child A (n = 28)	27.32 ± 10.31a	3.85 ± 1.34a	5.12 ± 1.45a	3.15 ± 0.92a	4.12 ± 0.97a
Child B (n = 27)	39.46 ± 18.31c	4.11 ± 1.65c	6.54 ± 1.21c	3.37 ± 1.13c	5.04 ± 1.11c
Child C (n = 23)	48.54 ± 26.41e	4.23 ± 2.14e	7.32 ± 1.34e	4.28 ± 1.22e	5.52 ± 1.12e
Control (n = 30)	12.76 ± 6.97	2.15 ± 1.36	1.98 ± 0.86	1.03 ± 0.23	0.83 ± 0.62

^aCompared with control, P < 0.05;

^cCompared with Child A, P < 0.05;

^eCompared with Child B, P < 0.05. Abs: Aborbance.