EXHIBIT 11 COLUMBIA/HCA HEALTHCARE CORPORATION COMPUTATION OF EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE FOR THE QUARTERS AND SIX MONTHS ENDED JUNE 30, 1995 AND 1994 (DOLLARS IN MILLIONS, EXCEPT PER SHARE AMOUNTS) QUARTER SIX MONTHS ---------------- ---------------- 1995 1994 1995 1994 ------- ------- ------- ------- PRIMARY EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE: Earnings (loss): Income before extraordinary item.......... $ 78 $ 243 $ 436 $ 430 Extraordinary loss on extinguishment of debt, net of income tax benefit.......... (96) - (96) (92) ------- ------- ------- ------- Net income (loss)..................... $ (18) $ 243 $ 340 $ 338 ======= ======= ======= ======= Shares used in the computation (000): Weighted average common shares outstand- ing...................................... 442,768 415,100 442,628 411,892 Dilutive effect of common stock equiva- lents.................................... 4,902 6,104 4,930 6,949 ------- ------- ------- ------- Shares used in earnings per common and common equivalent share computation.... 447,670 421,204 447,558 418,841 ======= ======= ======= ======= Primary earnings per common and common equivalent share: Income before extraordinary item.......... $ .17 $ .58 $ .97 $ 1.03 Extraordinary loss on extinguishment of debt..................................... (.21) - (.21) (.22) ------- ------- ------- ------- Net income (loss)..................... $ (.04) $ .58 $ .76 $ .81 ======= ======= ======= ======= FULLY DILUTED EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE: Earnings (loss): Income before extraordinary item.......... $ 78 $ 243 $ 436 $ 430 Interest add-back on convertible securities, net of income taxes.......... 2 1 4 1 ------- ------- ------- ------- Income applicable to common stock......... 80 244 440 431 Extraordinary loss on extinguishment of debt, net of income tax benefit....................... (96) - (96) (92) ------- ------- ------- ------- Net income (loss)..................... $ (16) $ 244 $ 344 $ 339 ======= ======= ======= ======= Shares used in the computation (000): Weighted average common shares outstanding.............................. 442,768 415,100 442,628 411,892 Dilutive effect of common stock equivalents and other dilutive securities...................... 7,267 8,199 7,524 8,176 ------- ------- ------- ------- Shares used in earnings per common and common equivalent share computation.... 450,035 423,299 450,152 420,068 ======= ======= ======= ======= Fully diluted earnings per common and common equivalent share: Income before extraordinary item $ .18 $ .58 $ .98 $ 1.02 Extraordinary loss on extinguishment of debt..................................... (.22) - (.22) (.21) ------- ------- ------- ------- Net income (loss)..................... $ (.04) $ .58 $ .76 $ .81 ======= ======= ======= ======= 21