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Table 4 Multivariate analysis of factors affecting treatment outcomes

From: Treatment outcomes and factors affecting treatment outcomes of new patients with tuberculosis in Busan, South Korea: a retrospective study of a citywide registry, 2014–2015

  Success Lost to follow-upa Died
OR 95% CI OR 95% CI OR 95% CI
Year notified as having tuberculosis
 2014 1.00 reference 1.00 reference 1.00 reference
 2015 0.81 0.69–0.95 1.53 1.23–1.90 0.95 0.76–1.20
Age, years
 10–19 1.00 reference 1.00 reference  
 0–9 0.51 0.06–4.53   0.50 0.06–4.11
 20–44 0.66 0.33–1.34 1.42 0.69–2.90 0.02 0.01–0.05
 45–59 0.41 0.20–0.83 1.91 0.94–3.91 0.10 0.07–0.14
 60–74 0.24 0.12–0.48 1.80 0.88–3.69 0.35 0.27–0.46
 ≥ 75 0.11 0.06–0.22 1.72 0.82–3.60 1.00 reference
Sex
 Male 1.00 reference 1.00 reference 1.00 reference
 Female 1.75 1.46–2.08 0.59 0.47–0.75 0.58 0.46–0.75
Nationality
 Korean 1.00 reference 1.00 reference  
 Foreign 0.15 0.09–0.24 8.48 5.06–14.21  
Type of tuberculosis
 Extrapulmonary 1.00 reference 1.00 reference 1.00 reference
 Pulmonary, smear negative 0.91 0.73–1.14 0.79 0.60–1.03 1.72 1.21–2.44
 Pulmonary, smear positive 0.83 0.65–1.04 0.62 0.46–0.84 2.54 1.79–3.62
Type of institutionb       
 PPM participating general hospital 1.00 reference 1.00 reference 1.00 reference
 PPM non-participating general hospital 1.09 0.88–1.35 1.05 0.80–1.37 0.83 0.61–1.13
 Hospital 0.89 0.70–1.14 0.75 0.52–1.09 1.46 1.07–1.98
 Clinic 1.61 0.92–2.83 1.26 0.70–2.25 0.08 0.01–0.57
 Public health centre 3.32 2.24–4.91 0.52 0.34–0.80 0.10 0.04–0.26
Number of registrations as TB-positive
 1 1.00 reference 1.00 reference 1.00 reference
 2 0.67 0.54–0.83 1.39 1.05–1.84 1.47 1.10–2.00
 ≥ 3 0.72 0.48–1.07 1.90 1.14–3.16 0.97 0.57–1.66
Regional deprivation index (quintile)
 Q1 1.00 reference 1.00 reference 1.00 reference
 Q2 0.93 0.73–1.17 1.09 0.79–1.50 1.01 0.73–1.40
 Q3 0.99 0.78–1.25 1.05 0.77–1.44 0.98 0.70–1.35
 Q4 0.73 0.56–0.95 1.53 1.09–2.15 1.13 0.79–1.62
 Q5 1.01 0.71–1.43 1.54 1.01–2.35 0.56 0.32–0.96
  1. CI confidence interval, OR odds ratio, PPM public-private mix, TB tuberculosis
  2. aIncluding 208 patients whose treatment outcome was not evaluated
  3. bType of institution that reported final treatment outcome