. 2022 Jul 8;49:e20223056. doi: 10.1590/0100-6991e-20223056-en

Table 2. Comparison of maximal respiratory pressure measurements in the preoperative, 1 ^st postoperative, and 2 ^nd postoperative evaluations.

MRP	Group 1 (n=27)	Group 2 (n=28)	p
MIP (Pre-op)	-74±20	-86±21	0.03
MIP (1^st PO)	-50±21	-78±28	<0.0001
MIP (2^nd PO)	-59±18	-81±23	<0.0001
MEP (Pre-op)	81±19	85±18	0.27
MEP (1^st PO)	51±15	75±22	<0.0001
MEP (2^nd PO)	65±14	81±19	<0.0001

MRP: maximum respiratory pressures; MIP: maximum inspiratory pressure; Pre-op: preoperative; PO: postoperative; MEP: maximum expiratory pressure.

Table 2. Comparison of maximal respiratory pressure measurements in the preoperative, 1 st postoperative, and 2 nd postoperative evaluations.