1 EXHIBIT 11 CARDIOVASCULAR DYNAMICS, INC. STATEMENT REGARDING THE COMPUTATION OF NET LOSS PER SHARE (In thousands, except per share amounts) Three Months Ended March 31, -------------------------- 1998 1997 -------- ------- Numerator: Net loss ........................................... ($ 1,974) ($ 598) -------- ------- Net loss used for basic and diluted loss per share-- loss attributable to common stockholders ......... ($ 1,974) ($ 598) ======== ======= Denominator: Denominator for basic and diluted loss per share-- weighted average common shares outstanding ....... 8,896 9,081 ======== ======= Basic and diluted net loss per share ............... ($ 0.22) ($ 0.07) ======== =======