Group differences at 1-year were noted ( adjusted means [ 95 % CI ] for UC and LWL , respectively ) for adiponectin ( 8526.3 [ 7397.7 , 9827 ] ; 10,870.9 [ 9432.0 , 12,529.3 ] ng/ml ; p = 0.02 ) , leptin ( 30.4 [ 26.1 , 35.4 ] ; 23.7 [ 20.3 , 27.5 ] ng/ml ; p = 0.02 ) , IL-6 ( 0.4 [ 0.3 , 0.5 ] ; 0.2 [ 0.1 , 0.2 ] pg/ml ; p = 0.001 ) , and PAI-1 ( 50 [ 42.7 , 58.7 ] ; 36.2 [ 30.8 , 42.4 ] pg/ml ; p = 0.01 ) .