Definitions for VMAT T3MLCSpeed CSV columns.

Column Column Title Description
A Institution Anonymous version of institution name.
B Machine Anonymous version of machine ID.
C Acquisition Date and time that the first image in the data set was captured (delivery time).
D Analysis Date and time that data was analyzed.
E Procedure Procedure (test) used to process data
F Beam Name MLC Name of RTPLAN MLC beam.
G Beam Name Open Name of RTPLAN Open beam.
H R LS -4.5 cm Avg CU of T3MLCSpeed for AOI centered at X = -4.5 cm
I R LS -1.5 cm Avg CU of T3MLCSpeed for AOI centered at X = -1.5 cm
J R LS 1.5 cm Avg CU of T3MLCSpeed for AOI centered at X = 1.5 cm
K R LS 4.5 cm Avg CU of T3MLCSpeed for AOI centered at X = 4.5 cm
L R Open -4.5 cm Avg CU of T3 Open for AOI centered at X = -4.5 cm
M R Open -1.5 cm Avg CU of T3 Open for AOI centered at X = -1.5 cm
N R Open 1.5 cm Avg CU of T3 Open for AOI centered at X = 1.5 cm
O R Open 4.5 cm Avg CU of T3 Open for AOI centered at X = 4.5 cm
P R Corr -4.5 cm 100 * LS / Open for AOI centered at X = -4.5 cm
Q R Corr -1.5 cm 100 * LS / Open for AOI centered at X = -1.5 cm
R R Corr 1.5 cm 100 * LS / Open for AOI centered at X = 1.5 cm
S R Corr 4.5 cm 100 * LS / Open for AOI centered at X = 4.5 cm
T Diff(X) -4.5 cm R corr minus avg R corr for AOI centered at X = -4.5 cm
U Diff(X) -1.5 cm R corr minus avg R corr for AOI centered at X = -1.5 cm
V Diff(X) 1.5 cm R corr minus avg R corr for AOI centered at X = 1.5 cm
W Diff(X) 4.5 cm R corr minus avg R corr for AOI centered at X = 4.5 cm
X Avg of abs Diff(X) Average of absolute deviations (Diff Abs)
Y Machine Type Type of machine
Z Collimator Type of collimator
AA EPID Type of EPID
AB URL Link to main report.
AC outputPK Internal database reference to synthetic public key of output.
AD inputPK Internal database reference to synthetic public key of input.
AE Uploaded By Anonymized version of user ID.
AF Pixel Rows Number of rows in the images. DICOM 0028,0010
AG Pixel Columns Number of columns in the images. DICOM 0028,0011
AH Pixel size X Image Plane Pixel Spacing. DICOM 3002,0011
AI Pixel size Y Image Plane Pixel Spacing. DICOM 3002,0011
AJ b value for converting pixel values to CU: CU = m*PixelValue + b Rescale Intercept. DICOM 0028,1052
AK m value for converting pixel values to CU: CU = m*PixelValue + b Rescale Slope. DICOM 0028,1053
AL KVP Peak kilo voltage output of the X-Ray generator used. DICOM 0018,0060
AM Exposure Time msec Exposure time in mseync. DICOM 0016,0004
AN Meterset Exposure Treatment machine Meterset duration over which image has been acquired, specified in Monitor units (MU) or minutes as defined by Primary Dosimeter Unit (300A,00B3). Required if Value 3 of Image Type (0008,0008) is PORTAL DICOM 3002,0032
AO Start Cumulative Meterset Wt Cumulative Meterset Weight within Beam referenced by Referenced Beam Number (300C,0006) at which image acquisition starts. DICOM 300C,0008
AP X-Ray Origin X Position in (x,y,z) coordinates of origin of IEC X-RAY IMAGE RECEPTOR System in the IEC GANTRY coordinate system (mm). See Note 2. DICOM 3002,000D
AQ X-Ray Origin Y Position in (x,y,z) coordinates of origin of IEC X-RAY IMAGE RECEPTOR System in the IEC GANTRY coordinate system (mm). See Note 2. DICOM 3002,000D
AR X-Ray Origin Z Position in (x,y,z) coordinates of origin of IEC X-RAY IMAGE RECEPTOR System in the IEC GANTRY coordinate system (mm). See Note 2. DICOM 3002,000D
AS Source to Image Distance from radiation machine source to image plane (in mm) along radiation beam axis. DICOM 3002,0026
AT Source to Isocenter Radiation source to Gantry rotation axis distance of radiation machine used in acquiring or computing image (mm). DICOM 3002,0022
AU Gantry Angle Treatment machine gantry angle, i.e., orientation of IEC GANTRY coordinate system with respect to IEC FIXED REFERENCE coordinate system (degrees). DICOM 300A,011E
AV Collimator Angle Treatment machine beam limiting device (collimator) angle, i.e., orientation of IEC BEAM LIMITING DEVICE coordinate system with respect to IEC GANTRY coordinate system (degrees). DICOM 300A,0120
AW End Cumulative Meterset Wt Cumulative Meterset Weight within Beam referenced by Referenced Beam Number (300C,0006) at which image acquisition ends. DICOM 300C,0009
AX Beam Number Uniquely identifies the corresponding N-segment treatment beam specified by Beam Number (300A,00C0) within Beam Sequence (300A,00B0) in RT Beams Module within the RT Plan referenced in Referenced RT Plan Sequence (300C,0002) or the Ion Beam Sequence (300A,03A2) in the RT Ion Beams Module within the RT Ion Plan referenced in Referenced RT Plan Sequence (300C,0002). DICOM 300C,0006
AY Operator Anonymized name(s) of the operator(s) supporting the Series. DICOM 0008,1070
AZ Software Version Manufacturer's designation of software version of the equipment that produced the sources. DICOM 0018,1020
BA SOPInstanceUID Uniquely identifies the SOP Instance. DICOM 0008,0018
BB SeriesInstanceUID Unique identifier for the Series that is part of the Study identified in Study Instance UID (0020,000D), if present, and contains the referenced object instance(s). DICOM 0020,000E
BC PatientID Primary identifier for the Patient. DICOM 0010,0020
BD PatientName Patient's full name DICOM 0010,0010
BE Open Pixel Rows Open Number of rows in the images. DICOM 0028,0010
BF Open Pixel Columns Open Number of columns in the images. DICOM 0028,0011
BG Open Pixel size X Open Image Plane Pixel Spacing. DICOM 3002,0011
BH Open Pixel size Y Open Image Plane Pixel Spacing. DICOM 3002,0011
BI Open b value for converting pixel values to CU: CU = m*PixelValue + b Open Rescale Intercept. DICOM 0028,1052
BJ Open m value for converting pixel values to CU: CU = m*PixelValue + b Open Rescale Slope. DICOM 0028,1053
BK Open KVP Open Peak kilo voltage output of the X-Ray generator used. DICOM 0018,0060
BL Open Exposure Time msec Open Exposure time in mseync. DICOM 0016,0004
BM Open Meterset Exposure Open Treatment machine Meterset duration over which image has been acquired, specified in Monitor units (MU) or minutes as defined by Primary Dosimeter Unit (300A,00B3). Required if Value 3 of Image Type (0008,0008) is PORTAL DICOM 3002,0032
BN Open Start Cumulative Meterset Wt Open Cumulative Meterset Weight within Beam referenced by Referenced Beam Number (300C,0006) at which image acquisition starts. DICOM 300C,0008
BO Open X-Ray Origin X Open Position in (x,y,z) coordinates of origin of IEC X-RAY IMAGE RECEPTOR System in the IEC GANTRY coordinate system (mm). See Note 2. DICOM 3002,000D
BP Open X-Ray Origin Y Open Position in (x,y,z) coordinates of origin of IEC X-RAY IMAGE RECEPTOR System in the IEC GANTRY coordinate system (mm). See Note 2. DICOM 3002,000D
BQ Open X-Ray Origin Z Open Position in (x,y,z) coordinates of origin of IEC X-RAY IMAGE RECEPTOR System in the IEC GANTRY coordinate system (mm). See Note 2. DICOM 3002,000D
BR Open Source to Image Open Distance from radiation machine source to image plane (in mm) along radiation beam axis. DICOM 3002,0026
BS Open Source to Isocenter Open Radiation source to Gantry rotation axis distance of radiation machine used in acquiring or computing image (mm). DICOM 3002,0022
BT Open Gantry Angle Open Treatment machine gantry angle, i.e., orientation of IEC GANTRY coordinate system with respect to IEC FIXED REFERENCE coordinate system (degrees). DICOM 300A,011E
BU Open Collimator Angle Open Treatment machine beam limiting device (collimator) angle, i.e., orientation of IEC BEAM LIMITING DEVICE coordinate system with respect to IEC GANTRY coordinate system (degrees). DICOM 300A,0120
BV Open End Cumulative Meterset Wt Open Cumulative Meterset Weight within Beam referenced by Referenced Beam Number (300C,0006) at which image acquisition ends. DICOM 300C,0009
BW Open Beam Number Open Uniquely identifies the corresponding N-segment treatment beam specified by Beam Number (300A,00C0) within Beam Sequence (300A,00B0) in RT Beams Module within the RT Plan referenced in Referenced RT Plan Sequence (300C,0002) or the Ion Beam Sequence (300A,03A2) in the RT Ion Beams Module within the RT Ion Plan referenced in Referenced RT Plan Sequence (300C,0002). DICOM 300C,0006
BX Open Operator Open Anonymized name(s) of the operator(s) supporting the Series. DICOM 0008,1070
BY Open Software Version Open Manufacturer's designation of software version of the equipment that produced the sources. DICOM 0018,1020
BZ Open SOPInstanceUID Open Uniquely identifies the SOP Instance. DICOM 0008,0018
CA Open SeriesInstanceUID Open Unique identifier for the Series that is part of the Study identified in Study Instance UID (0020,000D), if present, and contains the referenced object instance(s). DICOM 0020,000E
CB Open PatientID Open Primary identifier for the Patient. DICOM 0010,0020
CC Open PatientName Open Patient's full name DICOM 0010,0010
CD Note User defined note for this output.