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Table 1 Experimental cohorts

From: Supraspinatus tendon transosseous vs anchor repair surgery: a comparative study of mechanical recovery in the rabbit

  Transosseous repair [21] Anchor repair [22]
Repaired shoulders mechanically tested n = 39 n = 105
Contralateral shoulders mechanically tested n = 39 n = 105
Specie New Zealand White rabbits New Zealand White rabbits
Gender 100% female 100% female
Timing of repair At tendon tear 1 week after tendon tear
Repair surgery Open Open
Anesthesia Intramuscular ketamine, midazolam and glycopyrrolate Isofluorane anesthesia Intramuscular ketamine, midazolam and glycopyrrolate Isofluorane anesthesia
Side Alternating left and right shoulders Alternating left and right shoulders
Additional interventions None - Microfracturing at SSP footprint - 50% bone channeling 1 week before repair - Distal tendon wrapped in polyvinylidene membrane for 1 week before repair
Suture 3–0 Prolene modifed Mason-Allen #2 FiberWire horizontal mattress
Post-op analgesia Fentanyl / buprenorphine × 3 days Fentanyl / buprenorphine × 3 days
Post-operative duration 0, 1, 2 and 6 weeks 0, 1, 2 and 4 weeks
Average weight at harvest 3.51 ± 0.43 kg 3.03 ± 0.32 kg*
Mechanical testing Cryogenic fixation/Cycling/Tensile testing to failure Cryogenic fixation/Cycling/Tensile testing to failure
  1. *p < 0.001 compared to transosseous repair cohort