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日期:2024-07-31
*at great length for a long period of time. (*Typically: explain ~; question someone ~; speak ~.) The lawyer questioned the witness at great length. See also: great at length 1. after some time; finally. At length, the roses bloomed, and the tomatoes ripe...
Bias Tape & Ribbon - How to Use, Apply - Seamstress, Alterations, Clothing Repair, Dressmaking, Tail
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日期:2024-08-02
Step 1 Press the bias tape, or ribbon, in half, allowing approximately 1/16" of overhang on one side. Measuring or marking is unnecessary, unless you are uncomfortable with your judgment. Press the entire length needed, pressing on the ......
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日期:2024-07-31
2010年1月4日 - 肺癌篩檢的盲點和bias---之二,Length Bias. 之前提過說肺癌篩檢,有三個大問題,也講過Lead Time Bias了。今天我們就來提提Length Bias。...
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日期:2024-08-06
Effective Clinical Practice. EDITORIAL. Finding and Redefining Disease. Effective Clinical Practice, March/April 1999. Primer on Lead-Time, Length, and ......
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日期:2024-08-01
2008年5月25日 - Abstract. Determination of survival time among persons with screen-detected cancer is subject to lead time and length biases. The authors ......
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日期:2024-08-03
名詞解釋: 由於選擇的長病程病例數量在兩組不相稱而產生的系統誤差。這較常發生在病例對照研究中,如果選用的是現患(或盛行)病例而不是新發病例時,即可產生 ......
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日期:2024-07-30
Lead-Time and Length-Time Biases. Two important concepts related to the reported benefits and risks of screening tests deserve consideration: lead-time and ......
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日期:2024-07-31
2012年5月1日 - Another confounding phenomenon in screening studies is length-biased sampling (or “length bias”). Length bias refers to the fact that ......