Table 1

Reflux data

	No	No of reflux episodes per 24 h	p Value	Mean duration of reflux episodes (min)	p Value	Mean fractional reflux time (%)	p Value
Total	26	25.9 (2.7)	–	3.6 (0.6)	–	5.7 (0.8)	–
Frequent regurgitation	12	28.7 (4.2)		4.1 (0.7)		7.6 (1.2)
Infrequent/no regurgitation	14	23.6 (3.4)	0.36	2.7 (0.4)	0.11	4.1 (0.7)	0.03
Irritability
Yes	7	28.1 (4.2)		3.5 (0.6)		7.3 (1.8)
No	19	25.1 (3.3)	0.58	3.3 (0.5)	0.80	5.1 (0.8)	0.29
Breast fed	20	26.9 (3.0)		3.2 (0.3)		5.9 (0.9)
Bottle fed	6	22.7 (6.0)	0.55	3.8 (1.5)	0.67	4.9 (1.2)	0.49
FTT	8	22.3 (5.5)		3.1 (0.7)		5.0 (1.7)
No FTT	18	27.6 (3.0)	0.61	3.4 (0.5)	0.72	6.0 (0.8)	0.61
Meconium ileus or ileal atresia
Yes	6	34.7 (5.3)		3.2 (0.5)		7.8 (1.7)
No	20	23.3 (2.9)	0.10	3.4 (0.5)	0.80	5.0 (0.8)	0.18
Pancreatic sufficient	4	23.6 (3.4)		2.9 (1.0)		4.2 (1.9)
Pancreatic insufficient	22	28.7 (4.2)	0.45	3.4 (0.5)	0.64	6.0 (0.8)	0.44
Genotype
Homozygous for ΔF₅₀₈	16	26.1 (3.3)		3.7 (0.6)		5.9 (0.9)
Heterozygous for ΔF₅₀₈	7	23.5 (5.4)	0.69	2.2 (0.4)	0.05	4.0 (1.6)	0.32
Chestxray
Normal	15	27.6 (3.6)		3.6 (0.7)		6.9 (1.2)
Abnormal	11	23.7 (4.0)	0.47	2.9 (0.4)	0.31	4.1 (0.5)	0.04