Case Control Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Aug 6, 2020; 8(15): 3209-3217
Published online Aug 6, 2020. doi: 10.12998/wjcc.v8.i15.3209
Table 3 Complications in the two groups of patients, n (%)
Control group (n = 42)Intervention group (n = 46)χ2P value
Irritating cough10 (23.81)3 (6.52)5.2120.022a
Reflux9 (21.43)3 (6.52)4.1430.042a
Foreign body sensation8 (19.05)4 (8.70)1.9980.158