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Table 4 Relative likelihood of TB final diagnosis expressed as hazard ratios using cox regression analysis

From: Four Degrees of Separation: Social Contacts and Health Providers Influence the Steps to Final Diagnosis of Active Tuberculosis Patients in Urban Uganda

   Steps to diagnosis Days to diagnosis
Characteristics Total (%) Unadjusted HR (95 % CI) Adjusted HR (95 % CI) Unadjusted HR (95 % CI) Adjusted HR (95 % CI)
Age category      
18–24 74 (25) 1.00 1.00 1.00 1.00
25–34 108 (37) 0.89 (0.66,1.19) 0.82 (0.60,1.11) 0.97 (0.72,1.30) 0.81 (0.59,1.10)
35–44 71 (24.3) 0.91 (0.66,1.26) 0.72 (0.50,1.03) 0.96 (0.69,1.34) 0.88 (0.59,1.16)
≥45 41 (13.7) 1.48 (1.11,2.16) 1.37 (0.92,2.04) 1.70 (1.15,2.50) 1.14 (0.77,1.68)
Sex      
Female 124 (41.3) 1.00 - 1.00 -
Male 170 (58.7) 1.07 (0.85.1.35)   1.19 (0.94.1.51)  
Marital status      
Never married 103 (35) 1.00 - 1.00 -
Currently married 106 (36.7) 0.83 (0.64,1.09)   0.76 (0.58,1.00)  
Previously married 85 (28.3) 1.08 (0.81,1.44)   0.97 (0.74,1.33)  
Employment      
Yes 244 (83.3) 1.00 - 1.00 -
No 50 (16.7) 0.84 (0.62,1.14)   0.87 (0.64,1.19)  
Mobile phone ownership      
Yes 237 (81) 1.00 - 1.00 -
No 57 (19) 1.16 (0.87,1.55)   1.07 (0.79,1.43)  
TB treatment category      
Retreatment 70 (23.7) 1.00 1.00 1.00 1.00
New 224 (76.3) 0.59 (0.45,0.78)* 0.66 (0.49,0.88)* 0.62 (0.47,0.81)* 0.70 (0.52–0.93)*
HIV status      
Positive 96 (32.7) 1.00 1.00 1.00 1.00
Negative 184 (62.7) 0.84 (0.66,1.11) 0.88 (0.67–1.15) 0.77 (0.60–0.96) 0.70 (0.53–0.92)*
Don’t know 14 (4.6) 0.85 (0.49,1.49) 0.95 (0.54–1.68) 0.85 (0.47–1.52) 1.23 (0.68–2.33)
First contacted place/person      
Social 171 (58) 1.00 1.00 1.00 1.00
TB care provider 36 (12) 0.99 (0.69,1.42) 1.08 (0.75,1.57) 0.88 (0.62,1.27) 0.89 (0.62,1.29)
Non-TB care provider 87 (30) 0.65 (0.50,0.85)* 0.72 (0.55,0.95)* 0.71 (0.55,0.92)* 0.50 (0.40,0.70)*
  1. *significant at p < 0.05