Item	Unisutural nonsyndromic	Multisutural or Syndromic
No. of operations per diagnosis	x	x
No. of procedures per type of operation	x	x
No. of patients treated according to protocol	x	x
Perioperative dural and brain injury	x	x
Excessive blood loss	x	x
Infections	x	x
Unplanned reoperations	x	x
Issues with equipment (springs, distractors, and helmet)	x	x
Quality of life/patient related outcome measure (PROM)	x	x
Appearance esthetic result	x	x
Behavior	—	x
Neurocognition and behavior	x	x
Obstructive sleep apnea	—	x
Increased intracranial pressure	x	x
Hydrocephalus	—	x
Hearing	—	x
Speech/language	x	x
Vision	x	x