Appendix Appendix Conversion Factors Between Conventional Units And 5ysteme International (51) Units Blood (B), plasma (P), serum (S), urine (U), cerebrospinal fluid (CSF), synovial fluid (SF), amniotic fluid (AF). All reference values is to serum unless otherwise stated. Conversion Factors Analyle Conven· 51 units Conven· SI to Con· tional tional to ventional Units SI units units A etoacctate mgldl \lmol/l 97.95 0.0102 Acid pho phatase UII nkatll 16.67 0.06 ACfH pglml ngll I pglml pmolll 0.2202 4.541 Alanine aminotran (erase UII Ilkatll 0.0167 59.88 Albumin ( ) gldl gil 10 0.1 ( F,AF) mgldl mgll 10 0.1 Aldolase Uti n.kalll 16.67 0.06 Aldo terone is) ngldl nmoUI 0.0277 36.1 (U) mEq124 hr mmoUday I (U) \lgl24 hrs nmollday 2.77 0.36 Alkaline pho phata e U/I .u<a1l1 0.0167 59.88 Aluminium 1Ig11 nmoUl 37.06 0.027 delta-Aminolevulinate mgl24 hrs IlmoUd 7.63 0.131 (as levulinic acid) Ammonia is) lIg1dl Ilffiolll 0.714 1.4 (P) lIg1dl IImoUI 0.5872 1.703 (CSI') Ilgldl II molll 0.5872 1.703 Amyla e U/I Ilkatll 0.0167 59. Andro tenedione ngldl pmol!l 34.92 0.0286 Angiotensin 1\ ngldl ngll 10 0.1 Angiotensin-convert ing enzyme (ACE) nmollmUmin U/I Anion gap mEq/l mmolll Antidiuretic hormone (ADH) pglml ngll Alpha- I-antitryp in mgldl gil 0.01 100 AFP nglml \lgll 1 ngldl ngll 10 0.1 mgldl gil 0.01 100 mgldl mgll 10 0.1 lIg1dl 1Ig11 10 0.1 998 Appendix ConversIon Factors Analyte Conven· SI umts Conven· SI to Con· tional !Ional to ventional Units SI units unIts Apolipoprotein A-lor B mgldl mgll 10 0.1 Aspartate aminotransferase (AST) U/I jlkatll 0.0167 59.88 Base excess mEq/l mmolll Bicarbonate mEq/l mmol/! Bilirubin mgldl I'molll 17.1 0.0584 Calcitonin pglml ngll 1 Calcium (S) mgldl mmoll! 0.25 4.0 (S) mEq/l mmol/l 0.5 2.0 (U) mgl24 hr mmollday 0.025 40 (CSF) mEq/l mmol/l 0.5 2.0 Carbon dioxide (B, P, S) mEq/l mmo!/I 1 Catecholamines (P) Epinephrine pglml pmol/l 5.458 0.183 orepinephrine pglml nmol/I 0.0059 169.49 (U) (as norepinephrine) Ilgl24 hrs nmol/d 5.911 0.169 CO, partial pressure (pCO,) mmHg kPa 0.133 7.52 Carotene "gldl jlffiol/I 0.0186 53.76 CEA nglml "gil "glml mgll 1 Ceruloplasmin mgldl mgll 10 0.1 Chloride mEqll or mgldl mmol/I 1 1 holcstcrol mgldl mmol/l 0.0259 38.61 HOl·chole terol mgldl mmol/l 0.0259 38.61 lOl-chole terol mgldl mmol/! 0.0259 38.61 Cholinesterase U/I jlkalll 0.0167 59.88 Copper ( ) "gldl jlffiol/l 0.157 6.37 (U) Ilgl24 hrs "mol/day 0.0157 63.69 Coproporphyrins (I and III) "gldl nmolll 15 0.067 (U) "gl24 hr nmol/day 1.5 0.67 (F) "gig nmol/g 1.5 0.67 Cortisol (S) "gldl jlffiol/I 0.D28 35.7 ( ) nglml nmol/l 2.76 0.362 (U) - free Ilgldl nmol/day 2.76 0.362 Creatine (S) mgldl I'molll 76.3 0.0131 Creatine kinase UII jlkatll 0.0167 59.88 Creatinine (S,AF) mgldl I'mol/l .4 0.0113 (U) gl24 hr mmol/day 8.84 0.113\ (U) mgl24 hrs mmol/day 0.00884 113.1 (U) mglkgl24 hrs "mollkglday 8.84 0.113 Appendix 999 ConversIon Factors Analytc Conven- 51 units Conven- Sito Con- tional tionalto vcntional Units 51 units units clearance mUminJ 1.73 m' mUs/m' 0.00963 104 (CSF) mgldl 11J1l01ll 88.4 0.0113 17-0HKS (cortisol) mgl24 hr IlmoUday 2.759 0.3625 (U) Ilgl24 hr nmoUday 2.759 0.3625 Cyclic adeno ine mono- pho phate (cAMP) (5) Ilgl1 nmolll 3.04 0.329 (8) nglml nmoUI 3.04 0.329 (U) mgl24 hrs l1J1loUday 3.04 0.329 (U) mglg Crea- tinine l1J1loUmol 344 0.00291 II -Deoxycorticosterone (DOC) (5) pglml pmoUI 3.03 0.33 Dehydroepiandrosteronc (P) Ilgl1 nmolll 3.467 0.2 DHEA-S (5) Ilglml Ilmolll 2.6 0.38 (Pl Ilgl1 IlmoVI 0.002714 368.45 (AI') nglml nmolll 2.6 0.38 Dopamine (U) Ilgl24 hIS nmoUday 6.53 0.153 (U) Ilglmg crea- tinine l1J1lollmol creatinine 738 0.00136 Estradiol pglml pmoUI 3.671 0.272 Estriol J.lgl24 hrs nmoUd 3.468 0.288 Estrogens (U) (as e triol) mgl24 hr 11J1l0Ud 3.468 0.288 Estrone (Pl, (5) pglml pmoUI 3.699 0.27 Ethanol (P) mgldl mmolfl 0.217 4.60 Ethylene glycol (P) mgldl mmolll 0.161 6.21 Ferritin nglml J.lgll a1pha-Fetoprotein nglml J.lgII 1 I Folate nglml nmoUl 2.266 2.74 Fructose (P) mgldl mmoUI 0.556 1.799 FSH (P) mlU/ml lUll Gastrin pglml ngll I Glucagon pglml ngll I 1 Glucose mgldl mmolll 0.0555 18.02 (CSF) mgldl mmoUI 0.0555 18.02 GMT UII f1katll 0.0167 59.88 Growth hormone nglml J.lgII Haptoglobin mgldJ gil 10 0.1 5-HIAA (U) mgl24 hrs Ilmollday 5.2 0.19 Homovanilic acid (U) mgl24 hr Ilmollday 5.49 0.182 (U) Ilgl24 hr IlmoUday 0.00549 182 (U) Ilglmg crea- tinine mmoUmol creatinine 0.621 1.61 1000 Appendix Conversion Factors Analyte Conven- 51 units Conven- SI to Can- tional llonal to vcntional Units SI units units beta-Hydroxybutyrate mg/dl fllT!01l1 96.05 0.0104 17-Hydroxycorticosteroids (17-0HCS) mg/g crea- tinine mg/mol 113.1 0.00884 (U) mg/d I1moVday 2.76 0.362 17-lIydroxyprogesterone (P) flgll nmoln 3.026 0.33 Immunoglobulin G (CSF) mg/dl mgll 10 0.1 In Illin flU/m! pmoV! 7.175 0.139 Iron flg/dl fllT!oVI 0.0179 55.87 I ron-binding capacity flg/dJ fllT!oVl 0.0179 55.87 Iron saturation % Fraction aturation 0.01 100 17-KG5 (a dehydroepi- andro terone) (U) mg/24 hr I1moVday 3.467 0.2904 17-K (as dehydroepi- andro terone) (U) mg/24 hr fllT!oUday 3.467 0.2904 Lactate mg/dl mmoVi 0.111 9.01 (C F) mg/dl mmoVl 0.111 9.01 Lead (5) flg/dl fllT!oVl 0.0483 20.72 ( ) mg/dl I1mol/1 48.26 0.0207 (U) flg/24 hrs I1mol/day 0.00483 207.03 Lipid (Iotal) mg/dl gil 0.01 100 Alpha-2-macroglobulin mg/dl g/I 0.01 100 Magnesium ( ) mEqf\ mmol/I 0.5 2 (S) mg/dl mmoV! 0.411 2.433 (U) mg/24 hrs mmolJday 0.411 2.433 (CSF) mEq/l mmoVI 0.5 2 atrium (5) mEq/l mmolll I (U) mEq/24 hr mmol/day I (U) mg/24 hr mmol/day 0.0435 22.99 Osmolality mO m/kg mmoVkg o teoca.lcin ng/ml flgll I 0 , partial pressure (pO,) mmHg kPa 0.133 7.5 Oxytocin ng/I pmoVi 0.80 1.25 pH nEq/l nmolll Phosphate (inorganic pho phoru ) ( ) mg/dl mmoVI 0.323 3.10 (U) g/24 hrs mmol/day 32.3 0.031 Porphobilinogen mg/24 hr flmoVday 4.42 0.226 Pota ium (5) mEq/l mmoVI (U) mEq/24 hr mmollday Appendix 1001 Conversion Factors Analyte Conven· SI units Conven· SI to Con· tional tional to ventional Umts SI unus units (U) mgl24 hrs mmoUday 0-02558 39.1 Progesterone nglml nmoUI 3.18 0.314 Protein, total (S) gldl gil 10 0.1 (U) mgl24 hrs glday 0.001 1000 (CSF) mgldl mgll 10 0.1 PTH (S) pglml ngll (P) .uEq/ml mlEq/l Pyruvate (P) mgldl I'molll 113.6 0.0088 Renin (PRA) nglmUhr I'glUhr 1 1 Rever e T, (rT,) ngldl nmoUI 0.0154 65.1 erotonin (S) nglml llffioUI 0.00568 176 tandard bicarbonate (hydrogen carbonate) mEq/1 mmoUI I I TBG mgldl mgll 10 0.1 I'gldl I'gli 10 0.1 Testosterone (total) (S) ngld! nmoVI 0.0347 28.8 TSH I'U/ml miU/1 1 Thyroglobulin nglml I'gli T3 total ngldl nmolll 0.0154 65.1 free pgldl nmolll 15.4 0.0649 T4 tOlal I'gldl nmoUI 12.9 0.0775 free ngldl pmol/1 12.9 0.0775 Than ferrin mgldl gil 0.01 100 TRH pglml ngll I I pglml pmolll 2.759 0.362 Triacylglycerols mgldl mmolll 0.0113 88.5 Un aturated Vitamin BIl binding capacity (S) pglml pmol/l 0.738 1.355 Urea (S) mgldl mmolll 0.357 2.8 (U) gl24 hr mol/day 0.0357 28 (U) mUmin mils 0.0167 59.88 Uric acid (S) mgldl mmolll 0.05948 16.9 (U) mgl24 hrs mmoUday 0.0059 169 Urobilinogen (U) mgld I1mollday 1.693 0.591 Uroporphyrin (U) 11g124 hrs nmoUday 1.204 0.831 (U) ..gig crea· tinine nmoUmmol creatinine 1.1362 0.88 1002 Appendix ConversIOn Factors Analyte Conven· 51 units Conven· 51 to Con· tional tionalto ventional Units SI units units VaniLmandelic acid (U) mgl24 hr l1flIoVday 5.05 0.198 (U) Ilglg crea· tinine mmol/mol creatinine 0.571 1.75 Visco ity (5) Centipoise Same Vitamin A Ilgldl l1flIoVl 0.0349 28.65 Vitamin B. nglml nmoVI 5.982 0.167 Vitamin B" (cyanocobalamin) pglml pmoVI 0.738 1.355 Vitamin C (ascorbic acid) mgldJ l1flIoUI 56.78 0.176 Vitamin 0 (calcitriol; I ,25-dihydroxy-) pglml pmoVl 2.4 0.417 (25-hydroxy-) nglml nmoVl 2.496 0.401 Vitamin E (alpha·tocopherol) nglml nmoUI 23.22 0.0431 Xylose (U) mgldl mmoVI 0.0666 15-01 (U) gl5 hrs mmoU5 hrs 6.66 0.15 Zinc Ilgldl Il moVI 0.153 6.54 Hematology ConverSIOn Factors Analyte Conven· SI units Conven· SI to Con· tional tion,.1 to wnuonal Units SI units units Carboxyhemoglobin % 0.01 100 Fetal hemoglobin % moVmol (mayomil symbol) 0.01 100 Fibrinogen mgldl gil 0.01 100 Haptoglobin mgldl mgll 10 0.1 Her (packed cell volume) % volume fraction 0-01 100 Hemoglobin gldJ gil 10 0.1 (whole blood) gldl mmoVl 0.155 6.45 (plasma) mgldl l1flIoUI 0.155 6.45 MCH (color index) pg (or Ilg) pg pg fmol 0.06206 16.11 MCHC (saturation index) gldl gil 10 0.1 MCV (volume index) 1" (cubic microns) f) Platelet count 10'lcu mm 10' /1 Appendix 1003 Conversion Factors Analyte Conven- SI units Conven- SI to Con- tional tiol1alto venttonal UOits SI Units units RBC count (erythrocytes) (B) 10 IfIl or leu mm 10" /1 (CSF) or/mm' Icumm 10'/1 1 1 Reticulocytes leu mm 10' /1 0.001 1000 WBC count (leukocytes) IfIl or leu mmor cells x 10' 11 0.001 1000 (B) Imm' (CSF) leu mm Or 10' /1 1 leu fIl 10' /1 10' 10" (SF) IfIl II 10" 10 - Pharmacology Conversion Factors Analyte Conven- 51 UOits Conven- SI to Con- tlon,11 tionallo vcntional UOits 51 Units units Acetaminophen Ilg/I IlnloUl 6.62 0.151 Amikacin Ilg/ml flnloUl 1.71 0.585 Amitriptyline ng/ml nmoUl 3.61 0.277 Carbamaupine mg/I flnl°UI 4.233 0.236 Chloramphenicol Ilg/ml flnl°UI 3.09 0.323 Chlorpromazine ng/ml nmoUl 3.176 0.315 Desipramine ng/ml nmoUI 3.754 0.266 Diazepam mgll nmoUl 3.512 0.285 Digollin ng/ml nmoUl 1.28 0.7SI Ethosuximide Ilg/ml )J.molll 7.0S 0.141 Gentamicin Ilg/ml IlmoUl 2.09 0.478 Imipramine ng/ml nmoUI 3.57 0.28 Lidocaine Ilg/ml flnlol/l 4.27 0.234 Lithium mEqll mmoUl 1 I Methotrexate ng/ml nmoUI 2.2 0.454 Nortriptyline ng/ml nmoUI 3.8 0.263 Phenobarbital (.Ig/mI flnloUl 4.31 0.232 Primidone Ilg/ml )J.moUI 4.5S 0.21S Procainamide Ilg/ml flnl°UI 4.23 0.236 Theophylline (aminophylline.