tokens: In contrast , eucalcemic patients exhibited no change in mean calcium values over the same time period ( 2 . 3 + / - 0 . 05 to 2 . 3 + / - 0 . 05 mmol / L [ 9 . 2 + / - 0 . 2 to 9 . 2 + / - 0 . 2 mg / dL ] ) .