The impact of regional deprivation on stroke incidence, treatment, and mortality in Germany

Table 2 Results of negative binomial regression analyses on GIMD 2015 for stroke incidence and mortality (period 2016–2019)

Stroke incidence	Model 1.1^#			Model 1.2^†			Model 1.3^ǂ
	IRR	95% CI		IRR	95% CI		IRR	95% CI
	IRR	Lower	Upper	IRR	Lower	Upper	IRR	Lower	Upper
GIMD 2015
Q1, least deprived	1.0			1.0			1.0
Q2	1.026	1.015	1.036	1.027	1.016	1.038	1.024	1.013	1.035
Q3	1.064	1.053	1.076	1.063	1.051	1.075	1.061	1.049	1.073
Q4	1.071	1.060	1.083	1.084	1.071	1.097	1.093	1.079	1.107
Q5, most deprived	1.114	1.102	1.126	1.138	1.122	1.154	1.161	1.143	1.179

Stroke mortality	Model 2.1^#			Model 2.2^†			Model 2.3^ǂ
	MRR	95% CI		MRR	95% CI		MRR	95% CI
	MRR	Lower	Upper	MRR	Lower	Upper	MRR	Lower	Upper
GIMD 2015
Q1, least deprived	1.0			1.0			1.0
Q2	1.011	0.986	1.036	0.998	0.972	1.024	1.006	0.980	1.034
Q3	1.049	1.022	1.076	1.051	1.022	1.081	1.064	1.033	1.095
Q4	1.102	1.075	1.129	1.083	1.052	1.115	1.110	1.075	1.146
Q5, most deprived	1.167	1.138	1.197	1.153	1.114	1.193	1.193	1.148	1.239

IRR incidence rate ratio, MRR mortality rate ratio, CI confidence interval, Q1 first quintile, Q2 second quintile, Q3 third quintile, Q4 fourth quintile, Q5 fifth quintile
^#adjusted for year, age, and sex; ^†adjusted for year, age, sex, and federal state; ^ǂadjusted for year, age, sex, federal state, and district type

ISSN: 2524-3489