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. Author manuscript; available in PMC: 2009 Jun 8.
Published in final edited form as: Neurosci Lett. 2007 Oct 10;429(1):7–11. doi: 10.1016/j.neulet.2007.09.074

Table 2.

Mean ± s.d. (ml) of total brain volume and total gray and white matter volumes before and after 4 weeks of lithium administration (paired samples t test).

Region Pre-lithium Post-lithium t df p
Total brain
volume		 1257.7 ± 106.5 1257.4 ± 105.9 0.112 12 0.913
Total gray
volume		 655.2 ± 63.0 655.1 ± 61.0 0.029 12 0.977
Total white
volume		 410.2 ± 43.0 417.0 ± 45.0 -2.552 12 0.025