Table 1.
Characteristics of the participants, 2007-2009
| All villages | Missing | Village SES | P value | |||
|---|---|---|---|---|---|---|
| N = 200 | N (%) | Low N = 83 | Intermediate N = 62 | High N = 55 | ||
| Maternal education ≥10 years, N (%) | 100 (50.0) | - | 15 (18.1) | 41 (66.1) | 44 (80.0) | <0.001 |
| Paternal education ≥10 years, N (%) | 98 (52.7) | 14 (7.0) | 22 (30.6) | 38 (61.3) | 38 (73.1) | <0.001 |
| Crowding index >2, N (%) | 58 (29.0) | - | 47 (56.6) | 9 (14.5) | 2 (3.6) | <0.001 |
| Monthly family income ≥4000 NIS, N (%)* | 74 (37.9) | 5 (2.5) | 15 (18.3) | 31 (50.0) | 28 (54.9) | <0.001 |
| H. pylori infection, N (%) | 107 (59.1) | 19 (9.5) | 63 (87.5) | 22 (38.6) | 22 (42.3) | <0.001 |
| Mean Full-Scale IQ (SD) | 98.9 (12.6) | - | 90.1 (12.0) | 106.2 (8.5) | 104.0 (8.9) | <0.001 |
| Mean Non-Verbal IQ (SD) | 96.6 (12.4) | - | 88.4 (10.9) | 103.7 (9.8) | 100.9 (9.8) | <0.001 |
| Mean Verbal IQ (SD) | 101.6 (13.1) | - | 92.9 (13.8) | 108.4 (8.0) | 107.0 (8.4) | <0.001 |
* NIS: New Israeli Shekel (1 NIS~3.6 US$)