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Fig. 1 | Environmental Health

Fig. 1

From: The risk of perchlorate and iodine on the incidence of thyroid tumors and nodular goiter: a case-control study in southeastern China

Fig. 1

Dose-response relationship between perchlorate exposure and thyroid tumor and NG by restricted cubic spline (RCS). Perchlorate was corrected by urinary specific gravity (USG). A for total cases, B for NG, C for PTMC, D for PTC; estimates adjusted for BMI, smoking, drinking, and iodine; the red line represented the calculated ORs, the dotted line represented the baseline of OR = 1, the shades of red represent the 95% CI

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Environmental Health

ISSN: 1476-069X