From: The prevalence of insufficient iodine intake in pregnancy in Africa: a systematic review and meta-analysis
Iodine nutrition status
Median Urinary iodine concentration (mUIC)
Insufficient iodine intake
mUIC < 150 μg/L
Moderate-to-severe iodine deficiency
mUIC < 50 μg/L
Mild to moderate iodine deficiency
50 μg/L ≤ mUIC < 150 μg/L