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Median UIC in pregnant women in three trimesters (national micronutrient study in pregnant women in 2015, NNMSPM2015).
| Trimesters | UIC (µg/L) | No | |
|---|---|---|---|
| Period of Amenorrhea (POA) | % <50 1 | Median (IQR) 2 | |
| First trimester (≤12 weeks of POA) |
17.0 | 102.3 (61.7–147.1) | 447 |
| Second trimester (13–28 weeks of POA) |
6.2 | 217.5 (115.6–313.0) | 339 |
| Third trimester (>28 weeks of POA) |
0.0 | 273.1 (228.9–337.6) | 176 |
| Overall | 10.1 | 157.7 (91.2–256.4) | 962 |
1,2p = 0.000.
