Item
Indicate if patient died in-hospital following procedure (all-cause mortality)
integer
C0277608 (UMLS CUI [1])
Code List
Indicate if patient died in-hospital following procedure (all-cause mortality)
Date of death
Item
Surgically treated patients
date
C1148348 (UMLS CUI [1])
Item
Indicate if there was iatrogenic nerve root damage (including cauda equina) due to the intervention
integer
C0007458 (UMLS CUI [1,1])
C1708460 (UMLS CUI [1,2])
C0037940 (UMLS CUI [2,1])
C1708460 (UMLS CUI [2,2])
Code List
Indicate if there was iatrogenic nerve root damage (including cauda equina) due to the intervention
Item
Indicate if there was unintentional surgery on the wrong level/site, not on level of main pathology
integer
C0741419 (UMLS CUI [1,1])
C0037949 (UMLS CUI [1,2])
C3845811 (UMLS CUI [1,3])
Code List
Indicate if there was unintentional surgery on the wrong level/site, not on level of main pathology
Item
Indicate if there was relevant iatrogenous damage to a vessel
integer
C0005847 (UMLS CUI [1,1])
C1708460 (UMLS CUI [1,2])
Code List
Indicate if there was relevant iatrogenous damage to a vessel
Item
Indicate if there was iatrogenous damage of a dura with liquor emission
integer
C1707833 (UMLS CUI [1,1])
C0439669 (UMLS CUI [1,2])
C0023182 (UMLS CUI [1,3])
Code List
Indicate if there was iatrogenous damage of a dura with liquor emission
Item
Indicate if there were other complications (e.g. superficial hematoma, malpositioned implant, donor-site pain, DVT without PE, and/or device failure)
integer
C0741419 (UMLS CUI [1,1])
C0009566 (UMLS CUI [1,2])
C0205394 (UMLS CUI [1,3])
Code List
Indicate if there were other complications (e.g. superficial hematoma, malpositioned implant, donor-site pain, DVT without PE, and/or device failure)
Item
Indicate if patient died within 30 days following procedure (all-cause mortality)
integer
C0011065 (UMLS CUI [1,1])
C3887296 (UMLS CUI [1,2])
Code List
Indicate if patient died within 30 days following procedure (all-cause mortality)
Date of death
Item
Indicate date of death
date
C1148348 (UMLS CUI [1,1])
C3887296 (UMLS CUI [1,2])
Item
Indicate if the patient was admitted to an acute care facility as an inpatient within 30 days from the date of index intervention for ANY reason
integer
C0679878 (UMLS CUI [1,1])
C0030700 (UMLS CUI [1,2])
C3887296 (UMLS CUI [1,3])
Code List
Indicate if the patient was admitted to an acute care facility as an inpatient within 30 days from the date of index intervention for ANY reason
Date of rehospitalization
Item
Indicate date of rehospitalization(s)
date
C0600290 (UMLS CUI [1,1])
C3887296 (UMLS CUI [1,2])
C0011008 (UMLS CUI [1,3])
Item
The following questions refer to your low back surgery that occurred roughly 6 months ago: Were you treated with antibiotics (penicillins or similar) for 6 weeks or longer for a deep infection in the surgical site within 3 months after surgery?
integer
C0406103 (UMLS CUI [1,1])
C1442461 (UMLS CUI [1,2])
C0241311 (UMLS CUI [1,3])
Code List
The following questions refer to your low back surgery that occurred roughly 6 months ago: Were you treated with antibiotics (penicillins or similar) for 6 weeks or longer for a deep infection in the surgical site within 3 months after surgery?
Item
Were you diagnosed with and treated for pulmonary emboli (blood clot in the lung) within 3 months after surgery?
integer
C0034065 (UMLS CUI [1,1])
C1442461 (UMLS CUI [1,2])
C0241311 (UMLS CUI [1,3])
Code List
Were you diagnosed with and treated for pulmonary emboli (blood clot in the lung) within 3 months after surgery?
Item
Were you admitted overnight in the hospital (excluding emergency room visits) for ANY reason during the 30 days after you underwent your back surgery?
integer
C0600290 (UMLS CUI [1,1])
C3887296 (UMLS CUI [1,2])
Code List
Were you admitted overnight in the hospital (excluding emergency room visits) for ANY reason during the 30 days after you underwent your back surgery?
Item
Have you had any additional low back surgery at the same level?
integer
C0558347 (UMLS CUI [1,1])
C0741423 (UMLS CUI [1,2])
Code List
Have you had any additional low back surgery at the same level?
Date of reoperation
Item
If yes, when did you have you surgery?
date
C0558347 (UMLS CUI [1,1])
C0741423 (UMLS CUI [1,2])
C0011008 (UMLS CUI [1,3])
Item
Indicate if the current surgery is a reoperation at the same level because the prior surgery at the same level did not reach its technical or clinical goals
integer
C0558347 (UMLS CUI [1,1])
C0741419 (UMLS CUI [1,2])
C0037949 (UMLS CUI [1,3])
C2946261 (UMLS CUI [1,4])
C0445247 (UMLS CUI [1,5])
Code List
Indicate if the current surgery is a reoperation at the same level because the prior surgery at the same level did not reach its technical or clinical goals
Item
Indicate the type of reoperation
integer
C0558347 (UMLS CUI [1,1])
C0741419 (UMLS CUI [1,2])
C0332307 (UMLS CUI [1,3])
Code List
Indicate the type of reoperation
CL Item
Hardware removal (1)
CL Item
Neuro-compression (3)
CL Item
Post-op infection (4)
CL Item
Implant malposition (5)
CL Item
Implant failure (6)
CL Item
Sagittal imbalance (8)
CL Item
Cerebrospinal fluid leakage (9)
CL Item
Epidural hematoma (10)
Item
What is your work status?
integer
C0014003 (UMLS CUI [1,1])
C0449438 (UMLS CUI [1,2])
Code List
What is your work status?
CL Item
Unable to work due to a condition other than back or leg pain (0)
CL Item
Unable to work due to back or leg pain (1)
CL Item
Not working by choice (student, retired, homemaker) (2)
CL Item
Seeking employment (I consider myself able to work but cannot find a job) (3)
CL Item
Working part-time (4)
CL Item
Working full-time (5)
Item
How long after you received treatment for Low Back Pain did you return to work (where applicable)?
integer
C0425105 (UMLS CUI [1,1])
C0449238 (UMLS CUI [1,2])
Code List
How long after you received treatment for Low Back Pain did you return to work (where applicable)?
CL Item
Less than 3 months (1)
CL Item
More than 2 years (6)
Item
Are you working at a physically less demanding job now because of your leg or back pain?
integer
C4540969 (UMLS CUI [1,1])
C0392756 (UMLS CUI [1,2])
Code List
Are you working at a physically less demanding job now because of your leg or back pain?
Item
Do you take non-narcotic pain relievers (For example NSAIDs, acetaminophen)?
integer
C0242937 (UMLS CUI [1,1])
C0549178 (UMLS CUI [1,2])
Code List
Do you take non-narcotic pain relievers (For example NSAIDs, acetaminophen)?
CL Item
Yes, regularly (1)
CL Item
Yes, sometimes (2)
Item
Do you take narcotics, also known as opioids (For example morphine, codeine, dextropropoxyphene)?
integer
C0027409 (UMLS CUI [1,1])
C0549178 (UMLS CUI [1,2])
Code List
Do you take narcotics, also known as opioids (For example morphine, codeine, dextropropoxyphene)?
CL Item
Yes, regularly (1)
CL Item
Yes, sometimes (2)
ODI Total Score
Item
Oswestry Disability Index - Total Score
integer
C4288568 (UMLS CUI [1,1])
C2964552 (UMLS CUI [1,2])
Question 1 of NPRS
Item
On a scale of 0 to 10, with 0 being no pain at all and 10 being the worst pain imaginable, please indicate your average back pain over the last 7 days
integer
C1518471 (UMLS CUI [1,1])
C0004604 (UMLS CUI [1,2])
Question 2 of NPRS
Item
On a scale of 0 to 10, with 0 being no pain at all and 10 being the worst pain imaginable, please indicate your average leg pain over the last 7 days
integer
C1518471 (UMLS CUI [1,1])
C0023222 (UMLS CUI [1,2])
EQ-5D-3L Score
Item
EQ-5D-3L Score
float
C1880594 (UMLS CUI [1,1])
C0449820 (UMLS CUI [1,2])
undefined item
Item
EQ-5D-3L VAS
float
C3639380 (UMLS CUI [1])