Table 5.

COVID-19-related hospital admission after the first year of the SARS-CoV-19 outbreak in the Netherlands, measured in the CHE-IBD cohort, the general population in the region Eindhoven (Southeast Brabant) and in the Netherlands, related to age

	CHE-IBD cohort		Region of Southeast Brabant		National registry in the Netherlands
	Hospital admission % (number)	Patients on February 28, 2021 (%)	Hospital admission % (number)	Inhabitants (%)	Hospital admission % (number)	Inhabitants (%)
All ages	0.48% (7) CI 0.21–1.04	1453 (100)	0.18% (1390) CI 0.17–0.19 (p = 0.015)	780.800 (100)	0.28% (48.937) CI 0.279–0.284	17.414.000 (100)
≥ 18	0.50% (7) CI 0.21–1.07	1406 (97)	0.22% (1390) CI 0.21–0.24	620.000 (79)	0.35% (48.579) CI 0.342–0.348)	14.076.755 (81)
≥ 50	0.97% (7) CI 0.42–2.09	720 (50)	0.45% (1244) CI 0.42–0.47	277.000 (35)	0.62% (42.531) CI 0.615–0.627	6.850.268 (39)
≥ 60	1.28% (6) CI 0.52–2.90	470 (32)	0.66% (1067) CI 0.62–0.70	161.000 (21)	0.76% (34.750) CI 0.755–0.770	4.557.268 (26)
≥ 70	1.73% (4) CI 0.5–4.65	232 (16)	0.68% (765) CI 0.64–0.73	112.000 (14)	1.01% (24.456) CI 1.00–1.02	2.423.220 (14)
≥ 80	4.5% (2) CI 0.79–16.70	44 (3)	0.89% (356) CI 0.79–16.70	40.000 (5)	1.30% (11.028) CI 1.28–1.32	848.801 (5)

CHE-IBD Catharina Hospital Eindhoven inflammatory bowel disease cohort; CI 95% confidence interval; in bold: significantly different