Case Control Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Feb 26, 2020; 8(4): 679-688
Published online Feb 26, 2020. doi: 10.12998/wjcc.v8.i4.679
Table 2 Anesthesia and duration of surgery, n (%)
ExperimentControlχ2P value
Anesthesia
Inhalation73 (97.3)74 (98.7)0.340.56
Intravenous injection2 (2.7)1 (1.3)
Surgical procedure
Tonsillectomy and adenoidectomy71 (94.7)72 (96)0.340.56
Tonsillectomy4 (5.3)3 (4)
Surgery duration (min)
20-3048 (64)55 (73.3)
30-4024 (32)19 (25.3)
40-502 (2.7)0 (0)
50-601 (1.3)0 (0)