1) Individul
monthly report : mean, SD, CV
2) SDI (Standard Deviation Index)
- ¿ÜºÎ Á¤µµ°ü¸® µ¥ÀÌÅÍ Áß °¡Àå Áß¿äÇϸç, Ÿ ½ÇÇè½Ç°ú accuracy ºñ±³¿¡ À¯¿ë
(bias,shift, trend¸¦ ãÀ» ¼ö ÀÖ´Ù.)
- Target SDI = 0, ½ÇÇè½Ç Æò±Õ : Peer group Æò±Õ
- ½ÇÇè½Ç ³»ÀÇ Á¤µµ°ü¸®°¡ ÀǽÉÀÌ µÉ ¶§ peer group data ´ë½Å ½ÇÇè½ÇÀÇ
´©Àû data¸¦ ÀÌ¿ëÇÒ ¼ö ÀÖ´Ù.
- Proficiency test ÇØ¼®¿¡µµ À¯¿ë
3) CVR(Coefficient of variation rate)
- Ÿ ½ÇÇè½Ç°ú precision ºñ±³¿¡ À¯¿ë
- Target CVR = 1
4) Histogram Long term QC performance¸¦ ÇÑ´«¿¡ È®ÀÎÇÒ
¼ö ÀÖ´Ù.
5) Levey-Jenning chart ´Ü±â°£ÀÇ QC ÇöȲÀ» È®ÀÎÇϴµ¥ À¯¿ëÇÏ´Ù.
6) Data exception report
- ½ÇÇè½ÇÀÇ dataÁß group mean +/-4SD ¹üÁÖ¸¦ ¹þ¾î³ Data¸¦ ¾Ë·Á
ÁØ´Ù.
- Interlaboratory data base¿¡¼ Á¦¿ÜµÊ.
7) Youden plot
- 2 Á¾·ùÀÇ control ¹°ÁúÀ» ¼·Î ´Ù¸¥ lab¿¡¼ ºÐ¼®ÇÏ¿© ¾ò¾îÁø Æò±Õ°ªÀ»
ºñ±³ °ËÅäÇÏ´Â °ÍÀ¸·Î,
XÃà¿¡ A¹°Áú , YÃà¿¡ B ¹°ÁúÀ» ´ëÀÔÇϰí A, B ¹°ÁúÀÇ SD°ªÀ» °°¾ÆÁö°Ô X,
YÃà ´«±ÝÀ» Á¶ÀýÇÏ¿©
ÇÑ ÁÂÇ¥ À§¿¡ µÎ ¹°ÁúÀÇ Æò±Õ°ªÀ» Ç¥½Ã.
- ÀÌ»óÀûÀÎ µ¥ÀÌÅÍ´Â ÁÂÇ¥ÀÇ Áß¾Ó¿¡ ¸ðÀÓ
- °á°ú°¡ right-upper À̸é : Positive bias, left-lower
À̸é : Negative bias
- ¿©·¯ lab¿¡¼ ¾òÀº control ¹°ÁúÀÇ Æò±Õ, SD °ªÀ» XY plotÀ¸·Î
½±°Ô °üÂû °¡´É.
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