|
Last change
on this file since 1724 was 613, checked in by George Lilly, 15 years ago |
|
initial load of WorldVistAEHR
|
|
File size:
822 bytes
|
| Line | |
|---|
| 1 | RORXU004 ;HCIOFO/SG - REPORT UTILITIES (STATISTICS) ; 9/23/03 10:51am
|
|---|
| 2 | ;;1.5;CLINICAL CASE REGISTRIES;;Feb 17, 2006
|
|---|
| 3 | ;
|
|---|
| 4 | Q
|
|---|
| 5 | ;
|
|---|
| 6 | ;***** CALCULATES THE MEDIAN VALUE OF THE CROSS-REFERENCE
|
|---|
| 7 | ;
|
|---|
| 8 | ; XREFNODE Root node of the old-style cross-reference
|
|---|
| 9 | ; NUM Total number of elements in the array
|
|---|
| 10 | ;
|
|---|
| 11 | ; Return Values:
|
|---|
| 12 | ; "" Error (or an empty array)
|
|---|
| 13 | ; '="" Median Value
|
|---|
| 14 | ;
|
|---|
| 15 | XREFMDNV(XREFNODE,NUM) ;
|
|---|
| 16 | Q:NUM'>0 ""
|
|---|
| 17 | N FLT,FLTL,I,MV,N,PI,VPOS
|
|---|
| 18 | S FLTL=$L(XREFNODE)-1,FLT=$E(XREFNODE,1,FLTL)
|
|---|
| 19 | S N=(NUM+1)\2,VPOS=$QL(XREFNODE)+1
|
|---|
| 20 | ;--- Find the median value
|
|---|
| 21 | S PI=XREFNODE
|
|---|
| 22 | F I=1:1:N S PI=$Q(@PI) Q:$E(PI,1,FLTL)'=FLT
|
|---|
| 23 | Q:$E(PI,1,FLTL)'=FLT ""
|
|---|
| 24 | ;--- Calculate median value if NUM is even
|
|---|
| 25 | S MV=$QS(PI,VPOS)
|
|---|
| 26 | I '(NUM#2) D Q:I="" "" S MV=(MV+I)/2
|
|---|
| 27 | . S PI=$Q(@PI),I=$S($E(PI,1,FLTL)=FLT:$QS(PI,VPOS),1:"")
|
|---|
| 28 | Q MV
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
