Recurrent tuberculosis in Finland 1995–2013: a clinical and epidemiological cohort study

BMC Infectious Diseases

Table 3 Univariate and multivariate analysis for risk factors of TB recurrence in a national cohort of TB cases in Finland, 1995–2013

Variables	Univariate RR	95% CI	p	Multivariate RR	95% CI	p
Males at 1 year ^a	1,43	0,48–4,26	0,52	1,93	0,40–9,31	0,41
Males at 2 years ^a	1,18	0,53–2,62	0,69	1,39	0,44–4,38	0,58
Males at 18 years ^a	3,92	1,95–7,91	< 0,001	5,88	2,21–15,66	< 0,001
Pulmonary TB at 1 year ^b	1,72	0,48–6,19	0,40	4,13	0,58–29,67	0,16
Pulmonary TB at 2 years ^b	1,87	0,70–4,99	0,21	2,00	0,43–9,33	0,38
Pulmonary TB at 18 years ^b	5,54	2,17–14,14	< 0,001	15,15	4,98–46,08	< 0,001
Age + 10 years	0,87	0,77–0,98	0,03	0,83	0,70–0,99	0,04
Finnish origin	0,64	0,31–1,33	0,23	–	–	–
1.episode before 2007	1,33	0,81–2,21	0,26	–	–	–

^a Reference females. Overall p-value for male gender in univariate analysis < 0,0001 and in multivariate analysis 0,0015
^b Reference extrapulmonary TB. Overall p-value for pulmonary TB < 0,0001

ISSN: 1471-2334