Intubating Conditions During Rapid Sequence Induction in Elderly With Either Suxamethonium 1.0 mg/kg or Rocuronium 1.0 mg/kg

Inclusion Criteria: * Age ≥ 80 * Scheduled for surgery under general anesthesia with indication for rapid sequence induction * American Society of Anesthesiologists physical status classification (ASA) I to IV * Informed consent (see appendix 1) * Body mass index (BMI) \< 35 kg/m2 * Read and understand Danish Exclusion Criteria: * Neuromuscular disease * Known allergy to rocuronium and/or suxamethonium * Known hyperkalemia \> 5 mM * Previous malignant hyperthermia * Known homozygote plasmacholinesterase gene mutation variant a or s * Known impaired kidney function defined as estimated glomerular filtration rate (eGFR) \< 30