Letter to the Editor
Copyright ©The Author(s) 2020.
World J Gastrointest Endosc. Oct 16, 2020; 12(10): 401-403
Published online Oct 16, 2020. doi: 10.4253/wjge.v12.i10.401
Table 1 Comparison of gastrointestinal endoscopy performed in 2019 and 2020

2020
2019
P value
Upper endoscopy, n311790
Colonoscopy, n233537
Total, n5441327
Age (yr ± SD)55.2 ± 13.455.8 ± 13.20.34
Sex, male (%)53.947.30.01
All malignancies, n (%)6 (1.1)8 (0.6)0.40
Advanced lesion, n (%)5 (0.9)2 (0.2)0.04
Early lesion, n (%)1 (0.2)6 (0.5)0.66