Clinical Trials Study
Copyright ©The Author(s) 2020.
World J Gastroenterol. Nov 21, 2020; 26(43): 6867-6879
Published online Nov 21, 2020. doi: 10.3748/wjg.v26.i43.6867
Table 1 Baseline characteristics of patients, procedure time and total propofol dosage

WNJT group (n = 144)
Nasal cannula group (n = 144)
P value
Age (yr)53 (40, 60)55 (41, 60)0.537
Gender (M/F)43/10146/980.702
Body mass index (kg/m2)23 (21,24)22 (21,24)0.086
ASA physical classification (1/2)(32/112)(41/103)0.223
Baseline SpO2 (%)98 (97, 99)98 (97, 98)0.061
Procedure times (min)5.0 (4.4, 5.2)4.8 (4.5, 5.0)0.002
Total propofol dosages (mg)160 (140, 188)140 (120, 160)0.000