Table 7.
Meta- regression analysis
| Variable | Meta-regression by | Coefficient | 95% CI | P value |
|---|---|---|---|---|
| Overall-heavy metals | total_N | -2.19e-06 | -8.79e-06, 4.40e-06 | 0.506 |
| femaleRatio | -.0853662 | -.1763016, 0.0055692 | 0.065 | |
| Age | -.111928 | -.2976255, .0737695 | 0.231 | |
| Cadmium | total_N | -8.75e-06 | -.0000254, 7.93e-06 | 0.275 |
| femaleRatio | -.0569174 | -.3241129, 0.210278 | 0.651 | |
| Lead | total_N | -3.38e-06 | -.0000196, 0.0000129 | 0.665 |
| femaleRatio | -.1306292 | -.3235252, 0.0622668 | 0.170 | |
| Mercury | total_N | -4.98e-06 | -.0000159, 5.96e-06 | 0.349 |
| femaleRatio | -.0865714 | -.2386543, 0.0655116 | 0.245 | |
| Cooper | total_N | .0002067 | -.0005125,0.0009258 | 0.508 |
| femaleRatio | .0330494 | -.2773116,0.3434104 | 0.803 | |
| Manganese | total_N | 2.09e-06 | -.0000325, 0.0000367 | 0.875 |
| femaleRatio | -.0182499 | -.4745908, 0.438091 | 0.917 | |
| Iron | total_N | -.0002306 | -.0005623, 0.000101 | 0.147 |
| femaleRatio | .0225533 | -.2968757, 0.3419823 | 0.875 |