Pain response Pregnancy and Childbirth
Conditions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Infants born between 28 0/7 and 32 6/7 weeks post-menstrual age (PMA) as determined by an ultrasound will be eligible.
Exclusion criteria
Exclusion criteria: 1. Genetic or major congenital disorders 2. Requiring surgery before or during the study period 3. Receiving analgesics, paralyzing agents or steroid therapy 4. Apgar scores less than 6 at five minutes 5. Intraventricular haemorrhage (IVH) grade III and/or periventricular leukomalacia (PVL) as confirmed by ultrasound
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Physiologic stability: 1. Maximum range of heart rate and O2 saturation from baseline throughout the procedure 2. Time to return to baseline heart rate and O2 saturation | — |
Secondary
| Measure | Time frame |
|---|---|
| Stress response: measured through the procurement of salivary cortisol collected prior to (basal) and 30 minutes after (stress response) the heel stick procedure for both the mother and the infant. | — |
Countries
Canada