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The trial was designed to detect a significant (P < 0.05) effect
of modified fat vs palm oil on total cholesterol with a power of
80% if the real population effect exceeded 0.13 mmol/L. This
power calculation was based on the within-subject variation
(SD) in cholesterol response to diet equal to 0.35 mmol/L
observed in previous studies

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spxysa041(½ð±Ò+3): 2010-03-24 15:03
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bancage

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spxysa041(½ð±Ò+3):¿´ÁËÄãµÄ·­Ò뻹ÊDz»¶®°¡£¬ºÇºÇ 2010-03-24 13:24
The trial was designed to detect a significant (P < 0.05) effect of modified fat vs palm oil on total cholesterol with a power of 80% if the real population effect exceeded 0.13 mmol/L. This power calculation was based on the within-subject variation (SD) in cholesterol response to diet equal to 0.35 mmol/L observed in previous studies

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2Â¥2010-03-24 12:51:03
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bancage

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spxysa041(½ð±Ò+1):a power of Ôõô·­ÒëÁË£¿ 2010-03-24 14:50
°¢£¿»¹ÊDz»¶®£¿ÄÄÀï²»¶®ÄØ ÎÒ¾õµÃÎÒ¶¼¿ì¶®ÁËŶ ËäÈ»ÄǸömodified fat ÎÒ²»ÖªµÀÊÇɶ Èç¹û»¹Óв»¶®µÄµØ·½ ¿ÉÒÔÌÖÂÛÏ ºÇºÇ
3Â¥2010-03-24 14:11:03
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bancage

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spxysa041(½ð±Ò+3):¿´À´ÊÇÎұȽϱ¿ÁË£¬ºÇºÇ¡£²»¹ý»¹ÊÇллÄãÁË 2010-03-27 13:45
²»ÊÇa power of °¢  ÊÇwith a power of    ºÇºÇ ¾ÍÊÇ˵powerÊǶàÉÙ¶àÉÙµÄÒâ˼ ºÇºÇ

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[ Last edited by bancage on 2010-3-28 at 10:11 ]
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