Characteristic | Mean Cases (SD) | Mean Controls (SD) | p value |
---|---|---|---|
MSAFP result | 2.78 (± 0.62) | 3.16 (± 3.76) | 0.398 |
weeks gestation | 17.1 (± 1.61) | 16.9 (± 1.40) | 0.432 |
μg/folate/day in pregnancy2 | 1216 (± 915) | 1010 (± 892) | 0.206 |
μg/folate/day at time of study2 | 557 (± 341) | 523 (± 498) | 0.588 |
erc folate (nmol/L RBC) | 1234 (± 289) | 1208 (± 317) | 0.632 |
serum folate (nmol/L) | 32.3 (± 5.80) | 32.3 (± 5.71) | 0.956 |
serum homocysteine (μmol/L) | 7.8 (± 2.26) | 8.4 (± 2.80) | 0.246 |
μg B12/day in pregnancy2 | 12.4 (± 5.37) | 13.4 (8.31) | 0.488 |
μg B12/day at time of study2 | 8.9 (± 12.26) | 8.6 (± 10.83) | 0.899 |
mg B6/day in pregnancy2 | 8.4 (± 9.69) | 7.2 (± 9.01) | 0.461 |
mg B6/day at time of study2 | 6.0 (± 13.35) | 5.5 (± 11.10) | 0.792 |
mother's age at delivery | 31 (± 4.19) | 30 (± 5.19) | 0.251 |
mother's weight in Kg | 76 (± 17.26) | 69 (± 16.09) | 0.0131 |