Document Classification

Section Type: RESULTS

Text: Maximum significant increases in FEV (1) over baseline values that were observed after 3 months of treatment were as follows : salmeterol, 50 microg bid, 0. 163 L (95 % confidence interval [CI], 0. 080 to 0. 245 L) ; salmeterol, 50 microg, plus fluticasone propionate, 250 microg bid, 0. 188 L (95 % CI, 0. 089 to 0. 287 L) ; salmeterol, 50 microg, plus fluticasone propionate, 500 microg bid, 0. 239 L (95 % CI, 0. 183 to 0. 296 L) ; and salmeterol, 50 microg, plus titrated theophylline bid, 0. 157 L (95 % CI, 0. 027 to 0. 288 L).