This is a prospective observational case-control study comparing quantitative sensory testing data preformed during the third trimester of pregnancy and within 24 hours postpartum in women on medication-assisted treatment for opioid use disorder (OUD) to a gestational age-controlled cohort of women who do not have OUD. The primary goal is to measure elements of quantitative sensory testing including temperature pain threshold, temperature pain tolerance, and thermal and mechanical temporal summation for patients with opioid use disorder on medication-assisted treatment (MAT), and compare these results to gestational age matched controlled pregnant patients not on MAT.
The objective of this study is to measure elements of quantitative sensory testing including temperature pain threshold, temperature pain tolerance, and thermal and mechanical temporal summation for patients with opioid use disorder on medication-assisted treatment (MAT), and compare these results to gestational age matched controlled pregnant patients not on MAT. The hypothesis is that women requiring maintenance opioids during pregnancy will have a significant difference in pain sensitivity in the third trimester and immediately postpartum as compared to women who did not require maintenance opioids during pregnancy.
Study Type
OBSERVATIONAL
Enrollment
13
History of opioid use disorder.
University of Pittsburgh Medical Center
Pittsburgh, Pennsylvania, United States
QST Pain threshold
Quantitative sensory testing is a pain sensitivity test in which the patient will tell the investigator the moment they first feel pain
Time frame: Completed at a time point antepartum/ before delivery
QST Pain Tolerance
Quantitative sensory testing is a pain sensitivity test in which the patient will tell the investigator the moment the sensation becomes uncomfortable.
Time frame: Completed at a time point antepartum/ before delivery
QST Pain Threshold
Quantitative sensory testing is a pain sensitivity test in which the patient will tell the investigator the moment they first feel pain
Time frame: Completed within 24 hours postpartum/ after delivery
QST Pain Tolerance
Quantitative sensory testing is a pain sensitivity test in which the patient will tell the investigator the moment the sensation becomes uncomfortable.
Time frame: Completed within 24 hours postpartum/ after delivery
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