1 EXHIBIT 12 COLUMBIA/HCA HEALTHCARE CORPORATION COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES FOR THE QUARTERS AND SIX MONTHS ENDED JUNE 30, 1999 AND 1998 (DOLLARS IN MILLIONS) QUARTER SIX MONTHS ------------ ---------------- 1999 1998 1999 1998 ---- ---- ------ ------ EARNINGS: Income from continuing operations before minority interests and income taxes......................................... $234 $309 $ 818 $ 710 Fixed charges, excluding capitalized interest.............. 146 179 288 367 ---- ---- ------ ------ $380 $488 $1,106 $1,077 ==== ==== ====== ====== FIXED CHARGES: Interest charged to expense................................ $118 $145 $ 229 $ 298 Interest portion of rental expense and amortization of deferred loan costs...................................... 28 34 59 69 ---- ---- ------ ------ Fixed charges, excluding capitalized interest.............. 146 179 288 367 Capitalized interest....................................... 5 6 11 10 ---- ---- ------ ------ $151 $185 $ 299 $ 377 ==== ==== ====== ====== Ratio of earnings to fixed charges......................... 2.51 2.64 3.70 2.86