Mean ( + / - SEM ) absolute weight loss was 4.5 + / - 0.4 kg in the sibutramine group ( n = 112 ) and 3.2 + / - 0.3 kg in the dexfenfluramine group ( n = 112 ) ( endpoint analysis ) ; 4.7 + / - 0.4 kg in the sibutramine group ( n = 101 ) ; and 3.6 + / - 0.3 kg in the dexfenfluramine group ( n = 94 ) ( completers analysis ) .
