At
220 CNS Neuroscience & Therapeutics 18 (2012) 219–226 c 2011 Blackwell Publishing Ltd
R.W. Licht Lithium in the Management of Bipolar Disorder
study end (at week 8) there was a numerical advantage of lithium
over placebo but statistically only a trend of separation. However,
serum concentrations of lithium were relatively low (mean
0.61 mEq/L).