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Table 2 Multiple logistic regression analysis of the factors associated with delay among PTB patients, Taiwan, 2002 – 2006.

From: Diagnosis and treatment delay among pulmonary tuberculosis patients identified using the Taiwan reporting enquiry system, 2002–2006

  Diagnosis Delay (time > 9 days) Treatment Delay (time > 2 days)
Variables N Rate (%) p value AOR 95% CI N Rate (%) p value AOR 95% CI
   No. of patients 19,413 24.9     14,270 20.3    
Sex    0.006      0.002   
   Male 13,619 25.1   1   10,066 20.6   1  
   Female 5,794 24.2   1.04 0.99 – 1.08 4,204 19.6   0.93 0.90 – 0.97
Age at diagnosis, years    < 0.001      < 0.001   
   < 35 1,386 13.3   1   1,727 18.5   1  
   35 – 65 4,875 19.4   1.77 1.64 – 1.90 4,609 19.9   1.12 1.05 – 1.19
   > 65 13,152 30.8   2.99 2.79 – 3.21 7,934 21.0   1.16 1.09 – 1.23
Reporting year    < 0.001      < 0.001   
   2002 2,489 15.6   1   3,311 25.7   1  
   2003 2,669 17.9   1.04 0.97 – 1.11 2,575 20.4   0.72 0.68 – 0.76
   2004 4,281 26.0   1.42 1.33 – 1.51 2,849 18.5   0.64 0.60 – 0.68
   2005 4,929 31.0   1.59 1.49 – 1.70 2,877 19.1   0.66 0.62 – 0.71
   2006 5,041 33.9   2.11 1.65 – 2.71 2,658 18.7   0.64 0.50 – 0.81
Ethnicity    < 0.001      < 0.001   
   Taiwanese 18,594 25.5   1   13,176 19.9   1  
   Aboriginal 528 20.9   1 0.90 – 1.12 746 31.4   1.92 1.76 – 2.11
   Abroad 291 11.1   0.81 0.70 – 0.93 348 20.4   1.13 1.00 – 1.29
Living condition    < 0.001      < 0.001   
   Alone 2,834 21.5   1   2,460 22.3   1  
   With family 11,594 23.1   1.11 1.05 – 1.17 9,161 20.3   0.90 0.85 – 0.95
   Unknown 4,985 33.6   0.90 0.71 – 1.16 2,649 18.7   0.93 0.73 – 1.19
Sputum smear status    < 0.001      < 0.001   
   Negative 15,121 35.0   1   8,321 21.3   1  
   Positive 2,793 10.3   0.15 0.14 – 0.16 4,555 18.0   0.78 0.75 – 0.82
   Unknown 1,499 19.4   0.61 0.57 – 0.66 1,394 23.8   0.99 0.92 – 1.05
Sputum culture status    < 0.001      < 0.001   
   Negative 3,643 17.7   1   3,316 17.3   1  
   Positive 14,048 40.5   4.71 4.49 – 4.93 6,913 21.6   1.44 1.38 – 1.51
   Unknown 1,722 7.5   0.56 0.53 – 0.60 4,041 21.3   1.22 1.16 – 1.29
Chest radiograph    < 0.001      < 0.001   
   Normal 860 45.1   1   393 22.9   1  
   Aberrant, no cavity 14,070 27.4   0.56 0.50 – 0.63 9,592 20.7   0.90 0.80 – 1.01
   Aberrant, cavity 2,034 12.1   0.26 0.23 – 0.29 2,590 16.7   0.68 0.60 – 0.77
   Unknown 2,449 30.1   0.66 0.58 – 0.74 1,695 25.4   1.06 0.94 – 1.21
Diagnosed at a medical center    < 0.001      0.003   
   Yes 8,388 29.8   1   4,966 19.7   1  
   No 11,025 22.1   0.69 0.67 – 0.72 9,304 20.7   1.09 1.04 – 1.13
  1. PTB = pulmonary tuberculosis; AOR = adjusted odds ratio; CI = confidence interval.