Evaluation of the effect of the mouth gag use on optic nerve sheath diameter of pediatric patients undergoing tonsillectomy or Adenotonsillectomy: An observational study

Table 3 Hemodynamic parameters and other variables associated with intracranial pressure at different time points

Time-point	EtCO₂ (kPa)	Temp (C°)	HR (beats min⁻¹)	MAP (mm Hg)
T0	35.1 ± 2.6	36.5 ± 0.12	99 ± 18	79.6 ± 9.3
T1	36.5 ± 2.6	36.5 ± 0.13	109 ± 16	87.89 ± 10.9
T2	36.9 ± 2.6	36.5 ± 0.11	110 ± 17	91.2 ± 11.3
T3	36.8 ± 2.7	36.5 ± 0.09	97 ± 19	80.2 ± 10.2
Within-level p value	< 0.001	0.005	< 0.001	< 0.001

Continues numbers presented as mean ± standard deviation
EtCO₂ end-tidal CO₂, Temp Body temperature, HR Heart rate, MAP Mean arterial pressure, T0 After induction of general anesthesia, T1 After endotracheal intubation, T2 After the mouth gag placement, T3 20 min after the mouth gag placement
p value obtained with Greenhouse-Geisser, within-level p value represents the time wise change in overall

ISSN: 1471-2253