1.5. Analysis.
Comparison 1 Any supplement containing iodine versus same supplement without iodine or no intervention/placebo, Outcome 5 Maternal adverse effect: elevated thyroid peroxidase antibodies ‐ postpartum.
Comparison 1 Any supplement containing iodine versus same supplement without iodine or no intervention/placebo, Outcome 5 Maternal adverse effect: elevated thyroid peroxidase antibodies ‐ postpartum.