Percentages of men and women seropositive for H pylori according to birth weight and weight at 1 year. Numbers of subjects in parentheses
| Birth weight, pounds (kg) | Weight at 1 year, pounds (kg) | |||
|---|---|---|---|---|
| ⩽ 21 (9.55) | – 23 (10.45) | – 23 (10.45) | All | |
| Men | ||||
| ⩽ 7.25 (3.30) | 52 (83) | 48 (67) | 27 (48) | 44 (n=198) |
| – 8.25 (3.75) | 65 (55) | 44 (80) | 39 (83) | 47 (218) |
| > 8.25 (3.75) | 55 (42) | 62 (69) | 52 (104) | 56 (215) |
| All | 57 (180) | 51 (216) | 42 (235) | 49 (631) |
| Women | ||||
| ⩽ 7.25 (3.30) | 42 (102) | 36 (45) | 46 (13) | 41 (160) |
| – 8.25 (3.75) | 38 (66) | 29 (38) | 35 (26) | 35 (130) |
| > 8.25 (3.75) | 37 (27) | 53 (43) | 38 (29) | 44 (99) |
| All | 40 (195) | 40 (126) | 38 (68) | 40 (389) |