This is a multicentre, phase III, 2-arm, masked randomized controlled trial. The primary hypothesis is that oral bovine lactoferrin (bLF), through its antimicrobial, antioxidant and anti-inflammatory properties, will reduce the rate of mortality or major morbidity in very low birth weight (VLBW) preterm infants.
Almost 3,000 very low birth weight (VLBW), \<1500g preterm infants are born and treated in Canada annually. About 1,200 either die or survive with severe brain or lung injury, retinopathy, late-onset sepsis or necrotizing enterocolitis (NEC), each of which is associated with substantial risk of childhood disability. Lactoferrin is an antimicrobial, antioxidant, anti-inflammatory iron-carrying, bifidogenic glycoprotein found in all vertebrates and in mammalian milk, leukocytes and exocrine secretions. However, most VLBW infants receive insufficient human lactoferrin (hLF) from human breast milk in the first months of life, resulting in suboptimal protection. Because hLF is expensive, bovine lactoferrin (bLF) has been considered as an alternate supplement to improve this suboptimal protection. LIFT is one of several ongoing trials using higher doses of bovine bLF in the VLBW population (120-200 mg/kg/d). If LIFT confirms a 19% reduction in the relative risk of its primary outcome, bLF will have a major impact, translating into thousands more intact survivors without major morbidity in Australia, New Zealand, Canada, Europe and worldwide each year. As \>90% of very preterm survivors at hospital discharge reach adulthood, this represents more than 19,000 life-years gained in Canada alone each year, one of the largest gains in intact survival in any specialty since neonatal surfactant and antenatal steroids
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Enrollment
453
Intervention includes a daily dose of 200 mg/kg bovine lactoferrin in breast/donor human milk or formula milk until 34 weeks corrected gestation or for a minimum of 2 weeks, whichever is longer, or until discharge home or transfer, if earlier.
Control includes daily study feed with no bovine lactoferrin added in breast/donor human milk or formula milk until 34 weeks corrected gestation or for a minimum of 2 weeks, whichever is longer, or until discharge home or transfer, if earlier.
Foothills Medical Centre
Calgary, Alberta, Canada
Children's and Women's Health Centre BC
Vancouver, British Columbia, Canada
Health Sciences Centre Winnipeg
Winnipeg, Manitoba, Canada
Saint Boniface Hospital
Winnipeg, Manitoba, Canada
Hospital mortality or major morbidity
Hospital mortality or major morbidity at 36 weeks corrected gestation defined as: * Brain injury on ultrasound * Necrotizing enterocolitis (Bell stage II or higher ) * Late onset sepsis (≥ 72 hours of life, culture proven), or Retinopathy of prematurity treated according to local guidelines before discharge from hospital.
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier.
Incidence of all-cause in-hospital mortality
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
Incidence of each of the 5 components of the composite primary endpoint
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
Incidence of chronic lung disease at 36 weeks CG
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
Time to first day of full enteral feeds (≥120ml/kg/day for 3 consecutive days)
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
Number of blood transfusions
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
Length of hospital stay
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
Weight and head circumference at 36 weeks corrected gestation
Time frame: Randomization to 36 weeks corrected gestation or to transfer/discharge if earlier
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IWK Health Centre
Halifax, Nova Scotia, Canada
McMaster Children's Hospital
Hamilton, Ontario, Canada
The Ottawa Hospital
Ottawa, Ontario, Canada
Mount Sinai Hospital
Toronto, Ontario, Canada
Sunnybrook Health Sciences Centre
Toronto, Ontario, Canada
Incidence of death by 24 months corrected age or the presence of neurodevelopmental outcomes at 24 months corrected age
Incidence of death by 24 months corrected age or the presence of major neurodevelopmental outcomes at 24 months corrected age, as defined: (i) visual (cannot fixate/ legally blind, or corrected acuity \<6/60 in both eyes), or hearing impairment (requiring a hearing aid or cochlear implants); (ii) cerebral palsy with an inability to walk unassisted; (iii) major developmental delay involving cognition or speech (composite score \< 85 for cognition or language on assessment)
Time frame: Randomization to 36 weeks corrected gestation