Table 3 Relative risk (RR) estimates and 95% credible intervals (95% CrI) for the association between IC condition and HZ incidence, HZ-complications and HZ recurrence, controlling by sex, age, comorbidities (COPD, diabetes, HF and CKD), health department (as a random effect) and calendar year, using Bayesian Poisson regression

IC

IC-free

1

1

1

IC

1.51 (1.48–1.54)

2.37 (2.01–2.8)

1.25 (1.19–1.31)

SEX

Man

1

1

1

Woman

1.33 (1.31–1.35)

1.15 (0.98–1.35)

1.19 (1.14–1.24)

AGE

18–29

1

1

1

30–39

1.06 (1.02–1.09)

5.62 (2.63–11.99)

1.08 (0.95–1.23)

40–49

1.24 (1.2–1.29)

9.71 (4.9–19.24)

1.14 (1.01–1.28)

50–59

2.42 (2.35–2.5)

7.74 (3.95–15.16)

1.21 (1.08–1.36)

60–69

3.43 (3.32–3.54)

12.3 (6.84–22.1)

1.52 (1.36–1.7)

70–79

3.72 (3.61–3.85)

26.14 (14.72–46.44)

1.9 (1.7–2.12)

≥ 80

3.57 (3.45–3.7)

39.72 (22.5–70.12)

2.14 (1.91–2.4)

 COPD

NO-COPD

1

1

1

COPD

1.36 (1.32–1.4)

2.54 (2.11–3.06)

1.26 (1.17–1.35)

 DIABETES

NO-DIABETES

1

1

1

DIABETES

1.12 (1.09–1.14)

1.07 (0.89–1.28)

1.05 (1–1.11)

 HF

NO-HF

1

1

1

HF

1.16 (1.11–1.21)

2.07 (1.68–2.55)

1.63 (1.39–1.9)

 CKD

NO-CKD

1

1

1

CKD

1.18 (1.13–1.23)

1.63 (1.31–2.03)

1.2 (1.09–1.33)