Guidelines to Westgard Rules | 合法醫療器材資訊網

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A 41s violation occurs whenever 4 consecutive points exceed the same 1s limit. These 4 may be from one control material or they may also be the last 2 points ... Read More

Use a 12s warning rule and the 13s/22s/R4s/41s/10x rejection rules with 2 control measurements per run. Analysis of control materials. Analyze one sample of the ... Read More

4-sigma quality requires addition of a 4th rule and implementation of a 13s/22s/R4s/41s multirole, preferably with 4 control measurements in each run (N=4, ... Read More

Contrary to public opinion, Westgard Rules doesn't mean a single combination of rules, such as the well-known. 12s/22s/R4s/41s/10x. multirule procedure. Read More

(4) R 4s ：同一次檢驗中，兩個品管物質的測定值相差4SD 以上，即一個品管的測. 定值在Mean+2SD 之外，另一個在Mean-2SD 之外。 (5) 4 1s ：連續四個品管物質的測定值 ... Read More

41s rule: This rule applies when four consecutive control samples all exceed the +1 or the -1 limit. The controls could be normal, abnormal, ... Read More

Imprecision. Westgard rule R4s.jpg. 41s, 4 consecutive measurements exceed 1 standard deviation on the same side of the mean. Read More

Purpose. To explain the Westgard Rule Control Rules of quality control in detail. ... Definition: The 4-1s Control Rule indicates four consecutive control. Read More

2020年4月1日 — 41s. This rule rejects a run with the 4th consecutive control measurement exceeding 1 standard deviation on the same side of the mean. Read More