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. 2021 Jan 8;21:10. doi: 10.1186/s12871-021-01235-7

Table 2.

Adverse airway events in the recovery period and within 24 h after operation

Group LA group (n=96) LD group (n=97) NLA group (n=95) NLD group (n=94) P value
Any adverse airway event 9 (9.4%) 23 (23.7%)a 31 (32.6%)a 27 (28.7%)a 0.001
Complications in recovery period 5 (5.2%) 23 (23.7%)a 25 (26.3%)a 25 (26.6%)a < 0.001
 Cough 5 (5.2%) 4 (4.1%) 19 (20.0%)ab 9 (9.6%) 0.001
 Laryngeal spasm 0 (0%) 1 (1.0%) 9 (9.5%)ab 2 (2.1%)c 0.001
 SPO2< 96% 0 (0%) 8 (8.2%)a 13 (13.7%)a 9 (9.6%)a 0.005
 Glossocoma 0 (0%) 19 (19.6%)a 0 (0%)b 19 (20.2%)ac < 0.001
Complications within 24 h after operation
 Pharyngalgia 3 (3.1%) 1 (1.0%) 15 (15.8%)ab 3 (3.2%)c < 0.001
 Hoarseness 3 (3.1%) 2 (2.1%) 7 (7.4%) 2 (2.1%) 0.164
Agitation in recovery period 6 (6.3%) 4 (4.1%) 7 (7.4%) 5 (5.3%) 0.799
Duration of PACU stay (min) 15.1±2.7 15.1±2.4 15.2±2.5 15.1±1.8 0.980

PACU postanesthesia care unit. Any adverse airway event includes any complications in recovery period and within 24 h after operation

aP< 0.05 vs. LA group

bP< 0.05 vs. LD group

cP< 0.05 vs. NLA group; all adjusted using the LSD