GMVBMI ;HIOFO/YH,FT-EXTRACT HEIGHT TO CALCULATE BMI FOR WEIGHT; 3/24/97 ;11/8/01  14:38
 ;;5.0;GEN. MED. REC. - VITALS;**3**;Oct 31, 2002
 ;
 ; This routine uses the following IAs:
 ; <None>
 ;
HT ;OBTAIN THE LATEST HEIGHT FOR THE CURRENT WEIGHT
 K GHEIGHT S GI=$O(^GMRD(120.51,"B","HEIGHT",0)) Q:GI'>0
 S GH=0 F  S GH=$O(^GMR(120.5,"AA",DFN,GI,GH)) Q:GH'>0  S GH(1)=0 F  S GH(1)=$O(^GMR(120.5,"AA",DFN,GI,GH,GH(1))) Q:GH(1)'>0  I $D(^GMR(120.5,GH(1),0)),'$D(^GMR(120.5,GH(1),2)),$P(^GMR(120.5,GH(1),0),"^",8)'="" D
 . I $P(^GMR(120.5,GH(1),0),"^",8)>0 S GHEIGHT($P(^(0),"^"))=$P(^(0),"^",8)
 Q
CALBMI(GBMI) ;OBTAIN HEIGHT TO CALCULATE BMI
 N GDATE,GMRVHT S GMRVHT="" D HT I '$D(GHEIGHT) K GHEIGHT,GI,GH Q
 ;HEIGHT AND WEIGHT WERE OBTAINED AT THE SAME TIME
 I $D(GHEIGHT(GBMI(1))) D  K GHEIGHT,GH,GI Q
 . S GBMI(2)=GBMI(2)/2.2,GMRVHT=+GHEIGHT(GBMI(1))*2.54/100
 . I +GMRVHT'>0 S GBMI=$J(0,0,0) Q
 . S GBMI=$J(GBMI(2)/(GMRVHT*GMRVHT),0,2) S GBMI=GBMI_$S(GBMI>27:"*",1:"")
 ;EXTRACT THE HEIGHT TAKEN BEFORE THE WEIGHT WAS TAKEN
 S GDATE=9999999-GBMI(1),GDATE(1)=0 F  S GDATE=$O(^GMR(120.5,"AA",DFN,GI,GDATE)) Q:GDATE'>0!(GDATE(1)>0)  D
 . S G=$O(^GMR(120.5,"AA",DFN,GI,GDATE,0)) Q:G'>0  I $P($G(^GMR(120.5,G,0)),"^",8)'>0 Q
 . S GDATE(1)=GDATE
 ;EXTRACT THE HEIGHT TAKEN AFTER THE WEIGHT WAS TAKEN
 I GDATE(1)>0,$D(GHEIGHT(9999999-GDATE(1))) D  K GHEIGHT,GH,GI Q
 . S GDATE(1)=9999999-GDATE(1),GMRVHT=+GHEIGHT(GDATE(1))
 . S GBMI(2)=GBMI(2)/2.2,GMRVHT=GMRVHT*2.54/100
 . I +GMRVHT'>0 S GBMI=$J(0,0,0) Q
 . S GBMI=$J(GBMI(2)/(GMRVHT*GMRVHT),0,2),GBMI=GBMI_$S(GBMI>27:"*",1:"")
 S GDATE=GBMI(1),GDATE(1)=0 F  S GDATE=$O(GHEIGHT(GDATE)) Q:GDATE'>0!(GDATE(1)>0)  S GDATE(1)=GDATE
 I GDATE(1)>0 D  K GHEIGHT,GH,GI,G Q
 . S GMRVHT=+GHEIGHT(GDATE(1))
 . S GBMI(2)=GBMI(2)/2.2,GMRVHT=GMRVHT*2.54/100
 . I +GMRVHT'>0 S GBMI=$J(0,0,0) Q
 . S GBMI=$J(GBMI(2)/(GMRVHT*GMRVHT),0,2),GBMI=GBMI_$S(GBMI>27:"*",1:"")
 K GHEIGHT,GI,GH,G Q