CODEBOOK Codebook-ECHOCARDIO DATA (means of measurements and created variables) 7-30-2020 UPDATED: 248JUL2020 Start ____Field____ Section/ Column Len Format Variable Question Description Code ------ --- --------- ---------------- ------------ ------------------------------ ------------------------------ 1 6 6.0 CASEID Participant ID 100000= 100000 . . 699999= 699999 7 4 4.0 VISIT Visit # 00= 00 . . 990= 990 11 9 9.5 LA4C Left atrial area from apical 0.00000= 0.00000 4 chamber view(cm2) . . 999.99999= 999.99999 -90= Extreme Value 20 9 9.5 LLA L atrial length from apical 4 0.00000= 0.00000 chamber view(cm) . . 999.99999= 999.99999 -90= Extreme Value 29 9 9.5 LVAdepi L ventricular area end- 0.00000= 0.00000 diastole short axis of . epicardium(cm2) . 999.99999= 999.99999 -90= Extreme Value 38 9 9.5 LVAd L ventricular area end- 0.00000= 0.00000 diastole short axis of . endocardium(cm2) . 999.99999= 999.99999 -90= Extreme Value 47 9 9.5 LVAs L ventricular area end- 0.00000= 0.00000 systole short axis of . endocardium(cm2) . 999.99999= 999.99999 -90= Extreme Value 56 9 9.5 L Length of the LV end-diastole 0.00000= 0.00000 apical 4 chamber view(cm) . . 999.99999= 999.99999 -90= Extreme Value 65 9 9.5 RV Right ventricle internal 0.00000= 0.00000 diameter end-diastole(cm) . . 999.99999= 999.99999 -90= Extreme Value 74 9 9.5 IVSd Interventricular septum end- 0.00000= 0.00000 diastole(cm) . . 999.99999= 999.99999 -90= Extreme Value 83 9 9.5 LVPWd L ventricular posterior wall 0.00000= 0.00000 end-diastole(cm) . . 999.99999= 999.99999 -90= Extreme Value 92 9 9.5 LVIDd L ventricle internal diameter 0.00000= 0.00000 end-diastole(cm) . . 999.99999= 999.99999 -90= Extreme Value 101 9 9.5 LVIDs L ventricle internal diameter 0.00000= 0.00000 end-systole(cm) . . 999.99999= 999.99999 -90= Extreme Value 110 9 9.5 LADiam Left atrium diameter end- 0.00000= 0.00000 systole(cm) . . 999.99999= 999.99999 -90= Extreme Value 119 9 9.5 AOd Ascending aortic diameter at 0.00000= 0.00000 end-diastole(cm) . . 999.99999= 999.99999 -90= Extreme Value 128 9 9.5 AOs Ascending aortic diameter at 0.00000= 0.00000 end-systole(cm) . . 999.99999= 999.99999 -90= Extreme Value 137 10 10.5 Ewave E-wave maximum velocity from 0.00000= 0.00000 mitral valve inflow(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 147 10 10.5 Awave A-wave maximum velocity from 0.00000= 0.00000 mitral valve inflow(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 157 10 10.5 EmSept Em wave septal velocity from 0.00000= 0.00000 Tissue Velocity Imaging(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 167 9 9.5 AmSept Am wave septal velocity from 0.00000= 0.00000 Tissue Velocity Imaging(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 176 9 9.5 SmSept Sm wave septal velocity from 0.00000= 0.00000 Tissue Velocity Imaging(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 185 10 10.5 EmLat Em wave lateral velocity from 0.00000= 0.00000 Tissue Velocity Imaging(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 195 9 9.5 AmLat Am wave lateral velocity from 0.00000= 0.00000 Tissue Velocity Imaging(cm/s) . . 999.99999= 999.99999 -90= Extreme Value 204 9 9.5 SmLat Sm wave lateral velocity from 0.00000= 0.00000 Tissue Velocity Imaging(cms/s) . . 999.99999= 999.99999 -90= Extreme Value 213 3 PP Pulse Pressure (SBP-DBP) 1= 1 . . 100= 100 216 9 9.5 SF Shortening Fraction 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 225 9 9.5 RWT Relative Wall Thickness (cm) 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 234 10 10.5 LVM Left Ventricular Mass (g) 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 244 9 9.5 MWST Mid-wall Systolic Thickness 0.00000= 0.00000 (cm) . . 999.99999= 999.99999 -90= Extreme Value 253 9 9.5 MWSF Mid-wall Shortening Fraction 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 262 9 9.5 LAV Left Atrial Volume 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 271 9 9.5 FAC Fractional Area Change 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 280 9 9.5 MRWT Mean Relative Wall Thickness 0.00000= 0.00000 (g) . . 999.99999= 999.99999 -90= Extreme Value 289 10 10.5 LVM2D Left Ventricular mass 0.00000= 0.00000 measured by 2D (g) . . 999.99999= 999.99999 -90= Extreme Value 299 9 9.5 E_ARatio E-wave to A-wave Ratio 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 308 9 9.5 Em_AmSeptRatio Em/Am at septal side of 0.00000= 0.00000 mitral valve annulus from . Tissue Velocity . 999.99999= 999.99999 -90= Extreme Value 317 9 9.5 Em_AmLatRatio Em/Am at lateral side of 0.00000= 0.00000 mitral valve annulus from . Tissue Velocity . 999.99999= 999.99999 -90= Extreme Value 326 10 10.5 AOStrain Ascending aortic strain 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 336 9 9.5 AODis Ascending aortic 0.00000= 0.00000 distensibility (cm**2*dyne**- . 1*10**-6) . 999.99999= 999.99999 -90= Extreme Value 345 10 10.5 AOStiff Ascending aortic stiffness 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 355 12 12.5 AOMod Ascending aortic pressure 0.00000= 0.00000 strain modulus(cm**2*dyne**- . 1*10**-6) . 9999.99999= 9999.99999 -90= Extreme Value 367 9 9.3 echodatey Date of Echo in duration of 0.000= 0.000 years year from the baseline visit . . 50.000= 50.000 years 376 10 10.5 LVMI LVM index (units gr/m**2.7) 0.00000= 0.00000 . . 999.99999= 999.99999 -90= Extreme Value 386 2 2.0 LVHf left Ventricle Hypertrophy 1= Yes (Figures) 0= No .= Missing 388 2 2.0 LVHe left Ventricle Hypertrophy 1= Yes (Equation) 0= No .= Missing 390 2 2.0 lvh left Ventricle Hypertrophy 1= Yes (Same as LVHf - Used for 0= No KIDMAC Report) .= Missing 392 2 2.0 lvmgeomcat Left Ventricular Geometry 1= Normal Categories 2= Eccentric Hypertrophy 3= Concentric Remodeling 4= Concentric Hypertrophy .= Missing 394 8 8.2 elbm estimated lean body mass 00.00 . . 99.99 402 6 6.2 LVMzelbm LVM z-score adjusted for -9.99 estimated lean body mass . . 9.99 408 8 8.2 LVMpctelbm LVM percentile adjusted for 00.00% estimated lean body mass . . 99.99% 416 2 2.0 LVH_elbm LVH determined by indexing to 1= Yes estimated lean body mass 0= No .= Missing 418 2 2.0 sfabnorm Shortening Fraction 1= =< 0.25 Abnormally Low Categories (2=Normal) 2= >0.25 and <0.47 Normal 3= >0.47 Abnormally High 420 2 2.0 sfLowY1n0 Abnormally Low Shortening 1= Yes Fraction (<0.25) 0= No .= Missing 422 2 2.0 sfHighY1n0 Abnormally High Shortening 1= Yes Fraction (>0.47) 0= No .= Missing 424 2 2.0 mwsfabnormy1n0 Abnormal Mid Wall Shortening 1= Yes Fraction (<0.16) 0= No .= Missing 426 2 2.0 e_aRatioAbY1n0 Abnormal E-wave to A-wave 1= Yes ratio (<1.0) 0= No .= Missing 428 2 2.0 Em_AmRatioAbY1N0 Abnormal Em/Am Ratio Septal 1= Yes Side (<1.0) 0= No .= Missing 430 3 2.0 RWTge04y1n0 Relative Wall Thickness >=0.4 1= Yes 0= No .= Missing 433 3 2.0 cd1vhs2 ECHO study read on CD/DVD 1= CD study (higher quality), or VHS tape 2= VHS tape study (lower quality) 436 3 2.0 Caution Cautioned variable 0= No Caution 1= ECHO at odd visit, use extreme caution 2= Echo not yet in vert_datebase 11= ECHO before datebase visit date (>30 days before) 12= Echo after datebase visit date (>30 days after) 439 201 $201. NOTES Notes Character 640 6 $ VERSION Version number of data P01= Version 01 . . P99= Version 99