ASA 4 or 5
revision hip arthroplasty
diagnosis of chronic pain
daily chronic opioid use (over 3 months of continuous opioid use)
inability to communicate pain scores or need for analgesia
acute hip fracture
Infection at the site of block placement
Age under 18 years old or greater than 75 years old
Pregnant women
Intolerance/allergy to local anesthetics
Weight <50 kg
Suspected, or known addiction to or abuse of illicit drug(s), prescription medicine(s), or alcohol within the past 2 years.
Uncontrolled anxiety, schizophrenia, or other psychiatric disorder that, in the opinion of the investigator, may interfere with study assessments or compliance
Current or historical evidence of any clinically significant disease or condition that, in the opinion of the investigator, may increase the risk of surgery or complicate the subject's postoperative course.

NCT02933671_exc_T1
Measurement
ASA
NCT02933671_exc_T2
Value
4 or 5
NCT02933671_exc_T3
Procedure
revision hip arthroplasty
NCT02933671_exc_T4
Condition
chronic pain
NCT02933671_exc_T5
Drug
opioid
NCT02933671_exc_T6
Qualifier
chronic
NCT02933671_exc_T7
Temporal
over 3 months
NCT02933671_exc_T9
Condition
hip fracture
NCT02933671_exc_T10
Qualifier
acute
NCT02933671_exc_T11
Condition
Infection
NCT02933671_exc_T12
Qualifier
site of block placement
NCT02933671_exc_T13
Person
Age
NCT02933671_exc_T14
Value
under 18 years old or greater than 75 years old
NCT02933671_exc_T16
Condition
Intolerance
NCT02933671_exc_T17
Condition
allergy
NCT02933671_exc_T18
Drug
local anesthetics
NCT02933671_exc_T19
Scope
Intolerance/allergy
NCT02933671_exc_T20
Person
Weight
NCT02933671_exc_T21
Value
<50 kg
NCT02933671_exc_T22
Condition
abuse
NCT02933671_exc_T23
Condition
addiction
NCT02933671_exc_T24
Qualifier
prescription medicine
NCT02933671_exc_T25
Qualifier
alcohol
NCT02933671_exc_T26
Qualifier
illicit drug
NCT02933671_exc_T27
Scope
illicit drug(s), prescription medicine(s), or alcohol
NCT02933671_exc_T28
Scope
addiction to or abuse
NCT02933671_exc_T29
Temporal
past 2 years
NCT02933671_exc_T30
Condition
anxiety
NCT02933671_exc_T31
Condition
schizophrenia
NCT02933671_exc_T32
Condition
psychiatric disorder