Table 4.

OR (with 95% CI) for acute hospital admission during 2018: multilevel multiple logistic regression analysis, grouped by regular GP (RGP)

Duration of RGP–patient relationship	Unadjusted		Adjusted for patients’ covariates^a		Adjusted for patients’ and RGPs’ covariates^b
Duration of RGP–patient relationship	OR	95% CI	OR	95% CI	OR	95% CI
1 year (ref)
2–3 years	0.91	0.89 to 0.92	0.89	0.87 to 0.90	0.88	0.86 to 0.90
4–5 years	0.89	0.87 to 0.90	0.84	0.82 to 0.86	0.83	0.81 to 0.85
6–10 years	0.92	0.90 to 0.93	0.81	0.80 to 0.83	0.80	0.79 to 0.82
11–15 years	0.93	0.91 to 0.94	0.81	0.79 to 0.82	0.79	0.77 to 0.81
>15 years	1.48	1.45 to 1.50	0.74	0.73 to 0.76	0.72	0.70 to 0.73

↵a Adjusted for sex, age, educational level, country of birth, Charlson score, centrality, mean number of consultations per year.
↵b Adjusted for sex, age, educational level, country of birth, Charlson score, centrality, mean number of consultations per year, RGP’s sex, RGP’s age, general practice specialist, list size, vacant list capacity. CI = confidence interval. OR = odds ratio.