Table 2

Estimated serum lithium concentrations across pregnancy for a dose of 24 mmol/day

Conc (mmol/L)95% CI (mmol/L)Change from baseline95% CI
Baseline (week 0)0.530.48 to 0.59
1st trimester (week 6)0.490.48 to 0.51−7%−10% to −4%
2nd trimester (week 20)0.410.38 to 0.46−22%−29% to −14%
3rd trimester (week 34)0.350.30 to 0.41−34%−44% to −23%
  • Conc, concentration.