Factor RSD LSD p-value
Number of Patients 75 34 -
Age (year) 69.2 ± 13.0 72.4 ± 12.4 ns
Sex (male/female) 60/15 (80%) 19/15 (56%) 0.009
History 14 (18.6%) 5 (14.7%) ns
Smoking 18 (24.0%) 5 (14.7%) ns
Alcohol 30 (40.0%) 10 (29.4%) ns
Comorbidity      
Hypertension 51 (68.0%) 21 (61.8%) ns
Diabetes 17 (22.7%) 7 (20.6%) ns
Dyslipidemia 27 (36.0%) 9 (26.5%) ns
IHD 19 (25.3%) 11 (32.4%) ns
CVD 19 (25.3%) 9 (26.5%) ns
Concomitant drugs      
Aspirin 32 (42.7%) 13 (38.2%) ns
Other NSAID 16 (21.5%) 6 (17.6%) ns
Anticoagulant 7 (9.3%) 5 (8.8%) ns
Calcium blocker 32 (42.6%) 13 (38.2%) ns
Abbreviations: LSD; left-sided diverticulosis, RSD; right-sided diverticulosis, ns; not significant, IHD; ischemic heart disease, CVD; cerebrovascular disease, NSAID; non-steroidal anti-inflammatory drug
Table 1: Patient’s background characteristics