Table 2.
Covariate | Prenatal Mn Tooth Concentrations
|
Postnatal Mn Tooth Concentrations
|
||
---|---|---|---|---|
Beta | 95% CI | Beta | 95% CI | |
|
|
|
||
Age (years) | 0.01 | −0.06, 0.09 | 0.03 | −0.07, 0.13 |
Sex (female vs. male) | −0.03 | −0.16, 0.09 | 0.20 | 0.04, 0.37** |
Site | ||||
Valcamonica (vs. GL) | 0.10 | −0.09, 0.29 | 0.02 | −0.23, 0.27 |
Bagnolo Mella (vs. GL) | −0.03 | −0.19, 0.12 | −0.13 | −0.34, 0.08 |
Socioeconomic status | ||||
Low (vs. high) | 0.03 | −0.16, 0.23 | 0.19 | −0.06, 0.45 |
Medium (vs. high) | 0.09 | −0.06, 0.25 | 0.14 | −0.07, 0.35 |
Home score | −0.02 | −0.06, 0.03 | −0.05 | −0.11, 0.01 |
Birth order | ||||
Second (vs. first) | −0.06 | −0.20, 0.07 | −0.15 | −0.33, 0.04 |
Third or higher (vs. first) | −0.32 | −0.50, −0.14*** | −0.13 | −0.38, 0.12 |
Videogame use | ||||
Doesn’t play (vs. 2+ hrs/day) | 0.09 | −0.14, 0.32 | 0.07 | −0.25, 0.38 |
Rarely plays (vs. 2+ hrs/day) | −0.02 | −0.19, 0.16 | 0.12 | −0.12, 0.36 |
1 hr/day (vs. 2+ hrs/day) | 0.03 | −0.13, 0.19 | 0.09 | −0.12, 0.30 |
Visual deficits (yes vs. no) | 0.04 | −0.11, 0.19 | −0.06 | −0.27, 0.16 |
Nausea/dizziness during test | ||||
Yes (vs. no) | −0.11 | −0.28, 0.06 | −0.02 | −0.21, 0.25 |
Tooth type | ||||
Incisor (vs. canine) | 0.35 | 0.02, 0.68** | −0.06 | −0.36, 0.25 |
Molar (vs. canine) | 0.35 | 0.03, 0.66** | 0.15 | −0.15, 0.44 |
Level of tooth lost due to attrition | ||||
Less than one-third (vs. none) | −0.10 | −0.22, 0.03 | −0.23 | −0.40, −0.05** |
More than one-third | −0.50 | −0.71, −0.28*** | −0.19 | −0.49, 0.12 |
Blood lead (μg/dL) | 0.02 | −0.03, 0.07 | 0.03 | −0.04, 0.10 |
Ferritin (ng/mL) | 0.001 | −0.01, 0.01 | 0.001 | −0.01, 0.00 |
Hemoglobin (g/dL) | 0.001 | −0.06, 0.06 | −0.03 | −0.11, 0.06 |
Of participants, data were missing for SES (n=1), videogame use (n=2), visual deficits (n=34), nausea/dizziness during test (n=9) tooth type (n=98), blood lead (n=3), ferritin (n=4), hemoglobin (n=5), home score (n=9).
Significance levels are indicated as follows:
for p<0.10,
for p<0.05,
for p<0.01