EXHIBIT 11 COLUMBIA/HCA HEALTHCARE CORPORATION SUPPLEMENTAL COMPUTATION OF EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE FOR THE YEARS ENDED DECEMBER 31, 1993, 1992 AND 1991 (DOLLARS IN MILLIONS, EXCEPT PER SHARE AMOUNTS) 1993 1992 1991 --------- --------- --------- PRIMARY EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE: Earnings: Income from continuing operations........................................................ $ 575 $ 239 $ 353 Preferred stock dividend requirements.................................................... - - (18) --------- --------- --------- Income applicable to common stock.................................................... 575 239 335 Discontinued operations: Income (loss) from operations of discontinued health plan segment, net of income tax (benefit)........................................................... 16 (108) 16 Costs associated with discontinuance of health plan segment, net of income tax benefit............................................................................... - (17) - Extraordinary loss on extinguishment of debt, net of income tax benefit............................................................................. (84) - - Cumulative effect on prior years of a change in accounting for income taxes........................................................................ - 51 - --------- --------- --------- Net income......................................................................... $ 507 $ 165 $ 351 --------- --------- --------- --------- --------- --------- Shares used in the computation (in thousands): Columbia: Weighted average common shares outstanding............................................. 150,017 144,897 138,936 Dilutive effect of common stock equivalents............................................ 966 718 750 --------- --------- --------- Columbia common and common equivalent shares........................................... 150,983 145,615 139,686 --------- --------- --------- HCA: Weighted average common shares outstanding............................................. 175,374 149,547 113,480 Dilutive effect of common stock equivalents............................................ 3,901 24,690 20,109 --------- --------- --------- HCA common and common equivalent shares................................................ 179,275 174,237 133,589 Merger exchange ratio.................................................................. 1.05 1.05 1.05 --------- --------- --------- Adjusted HCA common and common equivalent shares....................................... 188,239 182,949 140,268 --------- --------- --------- Shares used in earnings per common and common equivalent share computations................................................................ 339,222 328,564 279,954 --------- --------- --------- --------- --------- --------- Primary earnings per common and common equivalent share: Income from continuing operations........................................................ $ 1.70 $ .73 $ 1.20 Discontinued operations: Income (loss) from operations of discontinued health plan segment...................... .04 (.33) .05 Costs associated with discontinuance of health plan segment............................ - (.06) - Extraordinary loss on extinguishment of debt............................................. (.24) - - Cumulative effect on prior years of a change in accounting for income taxes.............. - .16 - --------- --------- --------- Net income......................................................................... $ 1.50 $ .50 $ 1.25 --------- --------- --------- --------- --------- --------- EXHIBIT 11 COLUMBIA/HCA HEALTHCARE CORPORATION SUPPLEMENTAL COMPUTATION OF EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE FOR THE YEARS ENDED DECEMBER 31, 1993, 1992 AND 1991 (DOLLARS IN MILLIONS, EXCEPT PER SHARE AMOUNTS) 1993 1992 1991 --------- --------- --------- FULLY DILUTED EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE: Earnings: Income applicable to commmon stock..................................................... $ 575 $ 239 $ 335 Interest addback on convertible securities, net of income taxes........................ 3 2 2 --------- --------- --------- Adjusted income applicable to common stock......................................... 578 241 337 Discontinued operations: Income (loss) from operations of discontinued health plan segment, net of income tax (benefit)......................................................... 16 (108) 16 Costs associated with discontinuance of health plan segment, net of income tax benefit............................................................................. - (17) - Extraordinary loss on extinguishment of debt, net of income tax benefit........................................................................... (84) - - Cumulative effect on prior years of a change in accounting for income taxes...................................................................... - 51 - --------- --------- --------- Net income......................................................................... $ 510 $ 167 $ 353 --------- --------- --------- --------- --------- --------- Shares used in the computation (in thousands): Columbia: Weighted average common shares outstanding........................................... 150,017 144,897 138,936 Dilutive effect of common stock equivalents and other dilutive securities................................................................. 3,426 3,029 2,650 --------- --------- --------- Columbia common and common equivalent shares......................................... 153,443 147,926 141,586 --------- --------- --------- HCA: Weighted average common shares outstanding........................................... 175,374 149,547 113,480 Dilutive effect of common stock equivalents and other dilutive securities................................................................. 4,352 24,941 20,290 --------- --------- --------- HCA common and common equivalent shares.............................................. 179,726 174,488 133,770 Merger exchange ratio................................................................ 1.05 1.05 1.05 --------- --------- --------- Adjusted HCA common and common equivalent shares..................................... 188,712 183,213 140,459 --------- --------- --------- Shares used in earnings per common and common equivalent share computations................................................................ 342,155 331,139 282,045 --------- --------- --------- --------- --------- --------- Fully diluted earnings per common and common equivalent share: Income from continuing operations...................................................... $ 1.69 $ .73 $ 1.20 Discontinued operations: Income (loss) from operations of discontinued health plan segment.................... .04 (.33) .05 Costs associated with discontinuance of health plan segment.......................... - (.06) - Extraordinary loss on extinguishment of debt........................................... (.24) - - Cumulative effect on prior years of a change in accounting for income taxes.......................................................................... - .16 - --------- --------- --------- Net income......................................................................... $ 1.49 $ .50 $ 1.25 --------- --------- --------- --------- --------- ---------