Table 3.

ORs and 95% CIs of CNS infections or sepsis in relation to PD among subjects with index date after 2003^a

	CNS infections		Sepsis
Variables	Cases/controls	OR (95% CI)	Cases/controls	OR (95% CI)
No	11 375/56 979	1.0 (ref.)	10 838/55 392	1.0 (ref.)
Yes	59/191	1.5 (1.2–2.1)	596/1778	1.7 (1.6–1.9)
Years before the index date
<1	8/17	2.4 (1.0–5.4)	254/332	4.0 (3.4–4.7)
1–4	9/30	1.5 (0.7–3.2)	205/806	1.3 (1.1–1.5)
5–9	21/52	2.0 (1.2–3.4)	93/436	1.1 (0.9–1.4)
≥10	21/92	1.1 (0.7–1.8)	44/204	1.1 (0.8–1.5)
Number of infections at least 5 years before the index date
Once	37/136	1.4 (0.9–2.0)	122/597	1.0 (0.9–1.3)
≥2 times	5/8	3.1 (1.0–9.6)	15/43	1.8 (1.0–3.2)
Duration of hospital stay at least 5 years before the index date (weeks)
<1	19/58	1.6 (1.0–2.8)	60/285	1.1 (0.8–1.4)
≥1	23/86	1.3 (0.8–2.1)	77/355	1.1 (0.9–1.4)

^aAdjusted for year of birth and gender.