Exhibit 11 COLUMBIA/HCA HEALTHCARE CORPORATION COMPUTATION OF EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE For the quarters ended March 31, 1994 and 1993 (Dollars in millions, except per share amounts) 1994 1993 Primary Earnings per Common and Common Equivalent Share: Earnings: Income from continuing operations ............................... $ 137 $ 205 Income from operations of discontinued health plan segment, net of income taxes ......................................... - 16 Extraordinary loss on extinguishment of debt, net of income tax benefit ................................................. (92) - Net income .................................................. $ 45 $ 221 Shares used in the computation (000): Weighted average common shares outstanding ...................... 337,222 332,142 Dilutive effect of common stock equivalents ..................... 4,399 5,597 Shares used in earnings per common and common equivalent share computation ................................... 341,621 337,739 Primary earnings per common and common equivalent share: Income from continuing operations ............................... $ .40 $ .61 Income from operations of discontinued health plan segment ...... - .04 Extraordinary loss on extinguishment of debt .................... (.27) - Net income .................................................. $ .13 $ .65 Exhibit 11 COLUMBIA/HCA HEALTHCARE CORPORATION COMPUTATION OF EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE For the quarters ended March 31, 1994 and 1993 (Dollars in millions, except per share amounts) 1994 1993 Fully Diluted Earnings per Common and Common Equivalent Share: Earnings: Income from continuing operations ............................... $ 137 $ 205 Interest addback on convertible securities, net of income taxes ......................................................... - 1 Income applicable to common stock ........................... 137 206 Income from operations of discontinued health plan segment, net of income taxes ........................................... - 16 Extraordinary loss on extinguishment of debt, net of income tax benefit ................................................... (92) - Net income .................................................. $ 45 $ 222 Shares used in the computation (000): Weighted average common shares outstanding ...................... 337,222 332,142 Dilutive effect of common stock equivalents and other dilutive securities ........................................... 4,399 7,874 Shares used in earnings per common and common equivalent share computations ........................................ 341,621 340,016 Fully diluted earnings per common and common equivalent share: Income from continuing operations ............................... $ .40 $ .60 Income from operations of discontinued health plan segment ...... - .04 Extraordinary loss on extinguishment of debt .................... (.27) - Net income .................................................. $ .13 $ .64 Exhibit 12