Comparison of the incidence and severity of postoperative sore throat and subglottic airway injury with cylindrical versus tapered cuff endotracheal tubes in women undergoing surgery for breast cancer: a randomized controlled trial

Table 3 Incidence and severity of POST

Variables		Group T (n = 87)	Group C (n = 87)	P value
Overall incidence		42 (48.3%)	64 (73.6%)	0.001
1 h after surgery
	Incidence	42 (48.3%)	64 (73.6%)	0.001
	Severity	1 (1–2)	2 (1–3)	0.002
6 h after surgery
	Incidence	41 (47.1%)	64 (73.6%)	0.001
	Severity	1 (1–2)	2 (1–3)	< 0.001
12 h after surgery
	Incidence	40 (46.0%)	61 (70.1%)	0.002
	Severity	1 (1–2)	2 (1–2)	0.001
24 h after surgery
	Incidence	35 (40.2%)	54 (62.1%)	0.006
	Severity	1 (1–2)	2 (1–2)	0.005
48 h after surgery
	Incidence	24 (27.6%)	40 (46.0%)	0.018
	Severity	1 (1–2)	1 (1–2)	0.008
P value (among timepoints)
	Incidence	0.034	< 0.001
	Severity	0.005	< 0.001

Data are expressed as case numbers (percentage) and median (interquartile range). Group C, cylindrical cuff group; Group T, tapered cuff group; POST, postoperative sore throat.

ISSN: 1471-2253