Table 3 Estimated effects of the different micronutrient supplementations (Fe60Fol, Fe30Fol, and MMS) ingested during pregnancy on the mean, as well as the 10th, 50th, and 90th percentile of urinary iodine at GW30 using linear regression analyses and quantile regression analyses, respectively.
From: Urinary iodine concentrations of pregnant women in rural Bangladesh: A longitudinal study
Variable | Model 1 | Model 2 | ||
|---|---|---|---|---|
B (95% CI) | P-value | B (95% CI) | P-value | |
Linear regression, mean | ||||
Fe60Fol (reference group) | — | — | ||
Fe30Fol | −16 (−120 to 89) | 0.77 | −14 (−119 to 89) | 0.78 |
MMS | −28 (−133 to 76) | 0.60 | −38 (−143 to 68) | 0.49 |
Quantile regression, 10th percentile | ||||
Fe60Fol (reference group) | — | — | ||
Fe30Fol | 6.6 (−31 to 44) | 0.73 | 0.77 (−35 to 36) | 0.97 |
MMS | 43 (8.6 to 77) | 0.014 | 49 (9.2 to 89) | 0.016 |
Quantile regression, 50th percentile | ||||
Fe60Fol (reference group) | — | — | ||
Fe30Fol | −8.1 (−67 to 51) | 0.79 | −0.70 (−71 to 70) | 0.99 |
MMS | 6.2 (−63 to 76) | 0.86 | 9.4 (−66 to 84) | 0.81 |
Quantile regression, 90th percentile | ||||
Fe60Fol (reference group) | — | — | ||
Fe30Fol | −203 (−443 to 36) | 0.096 | −132 (−419 to 156) | 0.37 |
MMS | −310 (−465 to −155) | <0.001 | −247 (−471 to −23) | 0.030 |
