Size of hernia Small HH Large HH p value
Number of Patient 60 20  
Age (Y)  
0-5 24 (30%) 11 (55%) 0.484
06-Nov 14 (17%) 4 (20%)  
Dec-17 22 (27.5%) 5 (25%)  
Male 35 (58%) 13 (65%)  
Obesity (>85 %le BMI) n=49 19 (31%) 4 (2.0%) 0.724
Delayed development n=11 6 (7.5%) 5 (6%) 0.12
abdominal pain 23 (38%) 5 (25%) 0.417
vomiting 40 (67%) 13 (68%) 0.891
cough 1 (1.6%) 5 (25%) 1
hoarseness 6 (10%) 6 (30%) 0.673
recurrent pneumonia 1 (2%) 20 (5%) 0.44
asthma 15 (24%) 6 (30%) 1
supraesophageal     0.645
symptoms 17 (28%) 6 (30%) 0.887
chest pain/heartburn 13 (21%) 9 (45%) 1
dysphagia/food refusal/choking 7 (11%) 2 (10%) 1
irritability 0 8 (40%) 0.25
Mild esophagitis (n= 40/45) 31 9 0.582
Erosive esophagitis 3 2 0.582
(n=5/45)      
Iron deficiency anemia 0 1  
Acid suppression therapy 51 (85%) 16 (80%) 0.727
Prokinetic 29 (48.3%) 10 (50%) 1
Nissen Fundoplication 2 (3%) 4 (20%) 0.032
Family history of HH 10 (1.6%) 3 (15%) 0.705
Family history of GERD 22 (36%) 6 (30%) 0.69
Table 1: Demographic and clinical presentation data on 80 children with HH.