| 1 | PXRMBMI ; SLC/PKR - National BMI computed finding. ;08/31/2004 | 
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| 2 | ;;2.0;CLINICAL REMINDERS;;Feb 04, 2005 | 
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| 3 | ; | 
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| 4 | ;========================================================= | 
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| 5 | BMI(DFN,TEST,DATE,VALUE,TEXT) ;Computed finding to return the BMI. | 
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| 6 | N HDAS,HDATE,HT,HTEMP,WDAS,WDATE,WT,WTEMP | 
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| 7 | ;Get the most recent height measurement | 
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| 8 | S HDATE="",HT=0 | 
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| 9 | F  Q:HT>0  S HDATE=$O(^PXRMINDX(120.5,"PI",DFN,8,HDATE),-1) Q:HDATE=""  D | 
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| 10 | . S HDAS=$O(^PXRMINDX(120.5,"PI",DFN,8,HDATE,"")) | 
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| 11 | . K HTEMP | 
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| 12 | . D GETDATA^PXRMVITL(HDAS,.HTEMP) | 
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| 13 | . S HT=(HTEMP("RATE")*2.54)/100 | 
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| 14 | I HT=0 S TEST=0,(VALUE,TEXT)="" Q | 
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| 15 | ;Get the most recent weight measurement. | 
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| 16 | S WDATE="",WT=0 | 
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| 17 | F  Q:WT>0  S WDATE=$O(^PXRMINDX(120.5,"PI",DFN,9,WDATE),-1) Q:WDATE=""  D | 
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| 18 | . S WDAS=$O(^PXRMINDX(120.5,"PI",DFN,9,WDATE,"")) | 
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| 19 | . K WTEMP | 
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| 20 | . D GETDATA^PXRMVITL(WDAS,.WTEMP) | 
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| 21 | . S WT=WTEMP("RATE")/2.203 | 
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| 22 | I WT=0 S TEST=0,(VALUE,TEXT)="" Q | 
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| 23 | S VALUE=WT/(HT*HT) | 
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| 24 | S VALUE=$FN(VALUE,"",1) | 
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| 25 | ;Use date of the weight measurement. | 
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| 26 | S DATE=WDATE,TEST=1,TEXT="" | 
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| 27 | Q | 
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| 28 | ; | 
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