. 2020 May-Jun;35(3):291–298. doi: 10.21470/1678-9741-2019-0112

Table 2.

Electrocardiographic data of the groups.

		T0	T1	T2	T3
QTd (ms)	Group C (n=30)	52.8(±10.1)	48.1 (±8.5)⁺	63.2 (±19.6)⁺	57.4 (±13.5)⁺
QTd (ms)	Group L (n=30)	48.6 (±9.2)	46.6 (±8.8)	51.5 (±12.8)^*	47.4 (±16.2)^*
Pwd (ms)	Group C (n=30)	44.6(±9.1)	36.6. (±9.2)⁺⁺	41.4 (±12.7)	37.7(±10.5)⁺⁺
Pwd (ms)	Group L (n=30)	46.8 (±10.8)	37.4 (±9.3)^&	43.4 (±15.1)^&	36.2 (±12.5)^&

T0=basal; T1=1^st min of induction; T2=1^st min of intubation; T3=3^rd minute of intubation

ms=millisecond; Pwd=P wave dispersion; QTd=QT dispersion

There was a statistically significant difference between Group C and Group L (P<0.05)

⁺

There was a statistically significant difference between Group C QTd basal and the 1^st min of induction,1^st min of intubation, and 3^rd min of intubation (P<0.05)

⁺⁺

There was a statistically significant difference between Group C Pwd duration basal and the 1^st min of induction and 3^rd min of intubation (P<0.05)

There was a statistically significant difference between Group L basal and the 1^st min of induction,1^st min of intubation, and 3^rd min of intubation (P<0.05)