cardiac index was significantly reduced ( p less than 0.01 ) in hypothyroid and euthyroid patients with thyroxine values between 4 and 7 micrograms/dl ( 2.8 +/- 0.7 and 3.0 +/- 0.9 l/min/m2 , respectively ) , compared to euthyroid patients with thyroxine values greater than 7 micrograms/dl with or without coronary artery disease ( 4.0 +/- 1.2 and 4.0 +/- 0.7 l/min/m2 , respectively ) .
C0020676
hypothyroid
C0040165
thyroxine