Document Classification

Section Type: RESULTS

Text: GH, but not placebo, increased IGF-I serum concentration (from 144 + / - 35 to 293 + / - 58 ng/ml ; P < 0. 005) and improved New York Heart Association functional class (from 2. 4 + / - 0. 5 to 1. 8 + / - 0. 4 ; P < 0. 005), exercise duration (from 831 + / - 273 to 925 + / - 266 sec ; P < 0. 005), peak power output (from 245 + / - 127 to 280 + / - 132 W ; P < 0. 05), peak minute ventilation (from 52. 5 + / - 16. 1 to 61. 3 + / - 17. 3 liters/min ; P < 0. 05), peak oxygen consumption (from 19. 8 + / - 5. 6 to 25. 1 + / - 5. 6 ml/kg.