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

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

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