. 2019 Jan-Mar;35(1):30–35. doi: 10.4103/joacp.JOACP_249_17

Table 4.

Adequacy of ventilation

EtCO₂		I	C	D	I vs. C	I vs. D	C vs. D
ETT	Mean	35.9	40.9	36.73	<0.01	<0.01	<0.01
ETT	±SD	2.6	2.9	2.58	<0.01	<0.01	<0.01
I-gel	Mean	35.0	40.4	35.93	<0.01	<0.01	<0.01
I-gel	±SD	2.6	3.0	2.64	<0.01	<0.01	<0.01
P-value (ETT vs. I-gel)		0.350	0.238	0.087

I= EtCO₂ after induction of anaesthesia; C= After creation of carboperitroneum; D= After desufflation of carboperitroneum