Specific serum immunoglobulin G to H pylori and CagA in healthy children and adults (south-east of Iran)

Table 1 Seroprevalance of H pylori-specific antibodies in children and adults

Group	Sex	Anti-H pyloriseropositivity	Anti-CagAseropositivity	Mean titer ofanti-CagA(Uarb/mL)
Children	Male	97/187 (51.9%)	76/97 (78.4%)	69.24 ± 70.83
	Female	83/199 (41.7%)	55/83 (66.3%)	58.08 ± 63.58
	Total	180/386 (46.6%)	131/180 (72.8%)	64.1 ± 67.63
Adults	Male	82/114 (71.9%)	62/82 (75.6%)	31.6 ± 31.6
	Female	53/86 (61.6%)	29/53 (54.71%)	29.2 ± 34.1
	Total	135/200(67.5%)	91/135 (67.4%)	30.7 ± 32.5

Table 2 Seroprevalance of H pylori-specific antibodies in children and adults according to their age

Group	Agesubgroup(yr)	Anti-H pyloriseropositivity	Anti-CagAseropositivity	Mean titer ofanti-CagA(Uarb/mL)
Children	1-5	47/125 (37.6%)	28/47 (59.57%)	75.94 ± 93.23
	6-10	60/128 (46.9%)	45/60 (75%)	63.32 ± 59.63
	11-15	73/133 (54.9%)	58/73 (79.45%)	57.11 ± 52.56
Adults	20-30	36/61 (59.01%)	30/36 (83.33%)	52.06 ± 40.43
	31-40	38/57 (66.6%)	23/38 (60.52%)	23.62 ± 23.02
	41-50	36/49 (73.46%)	23/36 (63.88%)	21.52 ± 24.43
	51-60	25/33 (75.75%)	15/25 (60%)	21.80 ± 27.26
Total	1-60	315/586 (53.75%)	222/315 (70.47%)	50.40 ± 53.22