Table 3.

Primary biliary cholangitis incidence stratified for sex and age categories.

	Incidence 2008 per 100,000 inhabitants	Incidence 2018 per 100,000 inhabitants	Diagnosis 2008-2018 (n)	IRR§	95% CI
Female population
<45 years	0.98	0.80	287	reference
45-64 years	3.82	5.21	1,055	4.21∗	3.76-4.71
≥65 years	3.05	3.89	584	3.50∗	3.10-3.95
Male population
<45 years	0.14	0.04	20	reference
45-64 years	0.44	0.41	107	6.30∗	4.18-9.51
≥65 years	0.39	0.40	133	14.41∗	9.62-21.60

Level of significance: p <0.05 (Poisson regression for IRR).

IRR, incidence rate ratio.

^§IRR (time period 2008-2018) adjusted for age, sex and year (where applicable).

^∗p value <0.001 for all.