Intracranial pressure estimated non-invasively and postoperative outcomes in surgery in the Trendelenburg position with pneumoperitoneum

Table 2 Characteristics of included articles

Year	Author	Design	N patients	Exposure/intervention	Outcome categories
2019	Chen et al	Obs	90	IJVVI	ONSD, cognitive function
2020	Colombo et al	Obs	20	TP and PP	ONSD and emergence
2020	Yilmaz et al	Obs	61	ONSD	PONV, headache
2021	Bang et al	Obs	67	ONSD	Emergence, PONV, headache, vertigo, cognitive function
2021	Besir and Tugcugil	RCT	60	Hypervent	ONSD, PONV
2022	Kim et al	RCT	42	Propofol vs Sevoflurane	ONSD, PONV
2022	Zhu et al	RCT	90	Dex	ONSD, PONV, headache, vertigo
2023	Yang et al	Obs	80	IJV catheter	ONSD, cognitive function, emergence
2023	Park et al	RCT	62	Remimazolam vs Sevoflurane	Cerebral oxygenation, ONSD, PONV
2023	Aceto et al	Obs	60	TCD derived ICP	Cognitive function
2024	Song et al	Obs	140	ONSD	Cognitive function
2024	Rehab et al	RCT	66	Lidocaine	Headache

Abbreviations: CAM confusion assessment method, Dex dexmedetomidine, ICP intracranial pressure, IJV internal jugular vein, IJVVI internal jugular venous valve insufficiency, Hypervent hyperventilation, MMSE mini-mental state examination, N/A not applicable, Obs observational, ONSD optic nerve sheath diameter, PACU-LOS post-anesthesia care unit length of stay, PONV postoperative nausea and vomiting, PP pneumoperitoneum, RCT randomized controlled trial, TCD transcranial doppler, TP Trendelenburg position

ISSN: 2731-3786