Precision Aging Network – Carotid Ultrasound Data Dictionary

Carotid Ultrasound

Carotid_Ultrasound

Carotid_Ultrasound ↑

Fields: 61
hml_id

Description: HML ID

mindcrowd_id

Description: MindCrowd ID

l_ri

Description: Left CCA Resistance Index (PSV - EDV) / PSV) (Source field label: L_RI)

Unit:
Numerical
l_sd_ratio

Description: Left CCA PSV / EDV Ratio (Source field label: L_SD_RATIO)

Unit:
Numerical
lbif_pwd

Description: Left BIF end-diastolic velocity (EDV) (Source field label: LBIF_PWd)

Unit:
Numerical; cm/sec
lbif_pws

Description: Left bifurcation (BIF) peak systolic velocity (PSV) (Source field label: LBIF_PWs)

Unit:
Numerical; cm/sec
lbif_ri

Description: Left BIF Resistance Index (PSV - EDV) / PSV) (Source field label: LBIF_RI)

Unit:
Numerical
lbif_sd_ratio

Description: Left BIF PSV / EDV Ratio (Source field label: LBIF_SD_Ratio)

Unit:
Numerical
lbiffwmn

Description: Left Internal Carotid Artery Near Wall IMT max (Source field label: LBIFFWmn)

lbiffwmx

Description: Left Bifurcation Far Wall IMT max (Source field label: LBIFFWmx)

lbifnwmn

Description: Left Bifurcation Near Wall IMT mean (Source field label: LBIFNWmn)

lbifnwmx

Description: Left Bifurcation Near Wall IMT max (Source field label: LBIFNWmx)

lcca_pwd

Description: Left CCA end-diastolic velocity (EDV) (Source field label: LCCA_PWd)

Unit:
Numerical; cm/sec
lcca_pws

Description: Left common carotid artery (CCA) peak systolic velocity (PSV) (Source field label: LCCA_PWs)

Unit:
Numerical; cm/sec
lccafwmn

Description: Left Common Carotid Artery Far Wall IMT mean (Source field label: LCCAFWmn)

lccafwmx

Description: Left Common Carotid Artery Far Wall IMT max (Source field label: LCCAFWmx)

lccanwmn

Description: Left Common Carotid Artery Near Wall IMT mean (Source field label: LCCANWmn)

lccanwmx

Description: Left Common Carotid Artery Near Wall IMT max (Source field label: LCCANWmx)

leca_pwd

Description: Left ECA end-diastolic velocity (EDV) (Source field label: LECA_PWd)

Unit:
Numerical; cm/sec
leca_pws

Description: Left external carotid artery (ECA) peak systolic velocity (PSV) (Source field label: LECA_PWs)

Unit:
Numerical; cm/sec
leca_ri

Description: Left ECA Resistance Index (PSV - EDV) / PSV) (Source field label: LECA_RI)

Unit:
Numerical
leca_sd_ratio

Description: Left ECA PSV / EDV Ratio (Source field label: LECA_SD_RATIO)

Unit:
Numerical
lica_pwd

Description: Left ICA end-diastolic velocity (EDV) (Source field label: LICA_PWd)

Unit:
Numerical; cm/sec
lica_pws

Description: Left internal carotid artery (ICA) peak systolic velocity (PSV) (Source field label: LICA_PWs)

Unit:
Numerical; cm/sec
lica_ri

Description: Left ICA Resistance Index (PSV - EDV) / PSV) (Source field label: LICA_RI)

Unit:
Numerical
lica_sd_ratio

Description: Left ICA PSV / EDV Ratio (Source field label: LICA_SD_RATIO)

Unit:
Numerical
licafwmn

Description: Left Internal Carotid Artery Far Wall IMT mean (Source field label: LICAFWmn)

licafwmx

Description: Left Internal Carotid Artery Far Wall IMT max (Source field label: LICAFWmx)

licanwmn

Description: Left Internal Carotid Artery Near Wall IMT mean (Source field label: LICANWmn)

licanwmx

Description: Left Internal Carotid Artery Near Wall IMT mean (Source field label: LICANWmx)

notes

Description: Notes combined from all sheets (Source field label: NOTES)

r_ri

Description: Right CCA Resistance Index (PSV - EDV) / PSV) (Source field label: R_RI)

Unit:
Numerical
r_sd_ratio

Description: Right CCA PSV / EDV Ratio (Source field label: R_SD_RATIO)

Unit:
Numerical
rbif_pwd

Description: Right BIF end-diastolic velocity (EDV) (Source field label: RBIF_PWd)

Unit:
Numerical; cm/sec
rbif_pws

Description: Right bifurcation (BIF) peak systolic velocity (PSV) (Source field label: RBIF_PWs)

Unit:
Numerical; cm/sec
rbif_ri

Description: Right BIF Resistance Index (PSV - EDV) / PSV) (Source field label: RBIF_RI)

Unit:
Numerical
rbif_sd_ratio

Description: Right BIF PSV / EDV Ratio (Source field label: RBIF_SD_Ratio)

Unit:
Numerical
rbiffwmn

Description: Right Bifurcation Far Wall IMT mean (Source field label: RBIFFWmn)

rbiffwmx

Description: Right Bifurcation Far Wall IMT max (Source field label: RBIFFWmx)

rbifnwmn

Description: Right Bifurcation Near Wall IMT mean (Source field label: RBIFNWmn)

rbifnwmx

Description: Right Bifurcation Near Wall IMT max (Source field label: RBIFNWmx)

rcca_pwd

Description: Right CCA end-diastolic velocity (EDV) (Source field label: RCCA_PWd)

Unit:
Numerical; cm/sec
rcca_pws

Description: Right common carotid artery (CCA) peak systolic velocity (PSV) (Source field label: RCCA_PWs)

Unit:
Numerical; cm/sec
rccafwmn

Description: Right Common Carotid Artery Far Wall IMT mean (Source field label: RCCAFWmn)

rccafwmx

Description: Right Common Carotid Artery Far Wall IMT max (Source field label: RCCAFWmx)

rccanwmn

Description: Right Common Carotid Artery Near Wall IMT mean: (Source field label: RCCANWmn)

rccanwmx

Description: Right Common Carotid Artery Near Wall IMT max (Source field label: RCCANWmx)

reca_pwd

Description: Right ECA end-diastolic velocity (EDV) (Source field label: RECA_PWd)

Unit:
Numerical; cm/sec
reca_pws

Description: Right external carotid artery (ECA) peak systolic velocity (PSV) (Source field label: RECA_PWs)

Unit:
Numerical; cm/sec
reca_ri

Description: Right ECA Resistance Index (PSV - EDV) / PSV) (Source field label: RECA_RI)

Unit:
Numerical
reca_sd_ratio

Description: Right ECA PSV / EDV Ratio (Source field label: RECA_SD_RATIO)

Unit:
Numerical
rica_pwd

Description: Right ICA end-diastolic velocity (EDV) (Source field label: RICA_PWd)

Unit:
Numerical; cm/sec
rica_pws

Description: Right internal carotid artery (ICA) peak systolic velocity (PSV) (Source field label: RICA_PWs)

Unit:
Numerical; cm/sec
rica_ri

Description: Right ICA Resistance Index (PSV - EDV) / PSV) (Source field label: RICA_RI)

Unit:
Numerical
rica_sd_ratio

Description: Right ICA PSV / EDV Ratio (Source field label: RICA_SD_RATIO)

Unit:
Numerical
ricafwmn

Description: Right Internal Carotid Artery Far Wall IMT mean (Source field label: RICAFWmn)

ricafwmx

Description: Right Internal Carotid Artery Far Wall IMT max (Source field label: RICAFWmx)

ricanwmn

Description: Right Internal Carotid Artery Near Wall IMT mean (Source field label: RICANWmn)

ricanwmx

Description: Right Internal Carotid Artery Near Wall IMT max (Source field label: RICANWmx)

scan_date

Description: Date of scan (Source field label: SCAN DATE)

site

Description: Recruitment site