Table 5.

H pylori infection in children according to parents’ infection and number of children in family

No of children in family	No (%) of infected children				Total
	0	1	2	>2
1:
Both parents negative	32 (74)	11 (26)			43
1 parent positive	96 (77)	29 (23)			125
Both parents positive	53 (60)	36 (40)			89
2:
Both parents negative	12 (71)	4 (24)	1 (6)		17
1 parent positive	26 (51)	18 (35)	7 (14)		51
Both parents positive	27 (37)	28 (38)	18 (25)		73
>2:
Both parents negative	1 (100)	0	0	0	1
1 parent positive	2 (22)	3 (33)	1 (11)	3 (33)	9
Both parents positive	0	3 (38)	2 (25)	3 (38)	8
Total	249	132	29	6	416