<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM THE FINANCIAL STATEMENTS OF CLINTRIALS RESEARCH INC. FOR THE YEAR ENDED DECEMBER 31, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> DEC-31-1999 <CASH> 7,889 <SECURITIES> 0 <RECEIVABLES> 32,504 <ALLOWANCES> (1,420) <INVENTORY> 0 <CURRENT-ASSETS> 42,184 <PP&E> 60,666 <DEPRECIATION> 21,161 <TOTAL-ASSETS> 116,404 <CURRENT-LIABILITIES> 25,873 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 184 <OTHER-SE> 84,984 <TOTAL-LIABILITY-AND-EQUITY> 116,404 <SALES> 0 <TOTAL-REVENUES> 96,931 <CGS> 0 <TOTAL-COSTS> 58,317 <OTHER-EXPENSES> 44,728 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 25 <INCOME-PRETAX> (5,697) <INCOME-TAX> 1,348 <INCOME-CONTINUING> (7,045) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (7,045) <EPS-BASIC> (0.39) <EPS-DILUTED> (0.39)