Center Volumes Correlate with Likelihood of Stent Implantation in German Coronary Angiography

Table 2

In-hospital outcomes per center category in 2017.

	Total	≤100	101–200	201–300	301–400	401–500	501–600	601–700	701–800	801–900	901–1000	>1000
Number of patients	528,188	11,049	24,567	46,352	57,755	49,952	60,282	48,986	40,061	37,860	40,090	111,234
Number of stents, mean	1.01	0.56	0.77	0.82	0.95	1.00	1.07	1.03	1.15	1.03	1.02	1.11
Stent rate (at least one stent), %	55.22%	33.71%	47.26%	48.93%	54.19%	56.39%	57.60%	56.58%	57.41%	55.40%	56.32%	58.59%
In‐hospital mortality, %	2.93%	2.41%	2.47%	2.49%	2.88%	3.02%	2.93%	3.04%	2.94%	3.30%	2.93%	3.06%
Length of hospital stay, mean	6.46	7.88	6.43	6.23	6.42	6.44	6.30	6.60	6.63	7.30	6.23	6.22
Reimbursement, mean	5,531 €	4,760 €	4,404 €	4,477 €	4,907 €	5,197 €	5,069 €	5,674 €	5,677 €	6,820 €	5,795 €	6,378 €