Spatial epidemiologic analysis of the liver cancer and gallbladder cancer incidence and its determinants in South Korea

Table 2 Association between regional characteristics and age-standardized incidence rates for liver cancer in 2009–2013 in Korea

Prevalence of characteristics (%)	Median	Range	N (%)	Coefficient	Lower 95% CI	Upper 95% CI
Basic livelihood security recipient	3.7	0.3–12.8	–	0.09	−0.20	0.37
House income ≥500,000 won	10.6	2.0–51.9	–	− 0.10	− 0.18	− 0.02
Living with a partner	65.1	50.7–72.3	–	− 0.14	− 0.25	− 0.03
Heavy alcohol consumption^a	6.5	2.7–12.0	–	0.05	−0.27	0.37
Heavy smoking^b	1.8	0.1–4.4	–	0.15	− 0.05	0.34
Moderate physical activity^c	5.5	0.6–18.8	–	0.06	−0.10	0.21
Walking^d	17.0	2.8–31.7	–	−0.06	−0.15	0.03
Hepatitis B diagnosis	1.8	0.2–4.3	–	0.87	0.29	1.44
Gastroduodenal ulcer diagnosis	2.5	0.3–11.2	–	0.13	−0.14	0.40
Diabetes mellitus diagnosis	6.3	2.2–9.9	–	0.16	−0.22	0.54
Health checkup^e	58.8	49.3–70.7	–	−0.04	−0.18	0.10
Liver cancer screening examinee within the last 2 years	20.9	7.7–61.2	–	0.06	0.00	0.12
Public health center usage^f	27.2	7.7–82.4	–	0.02	−0.05	0.08
Distance from rivers < 10 km^g	–	–	93 (37.7)	−0.86	−1.85	0.13

Abbreviations: N Number, CI Credible interval
^aAlcohol consumption occasions ≥2–3 times per week
^bSmoking ≥20 cigarettes per day
^cModerate and vigorous physical activity ≥4 times per week
^dWalking physical activity ≥4 times per week
^eReceiving health checkup at least once within the last 2 years
^fVisiting public health center at least once within the last year
^gDistance from rivers located in regions with high C. sinensis infection prevalence to the centroid of each district < 10 km

ISSN: 1471-2458