|
Variable
|
Β coefficient
|
95% CI
|
P value
|
|---|
|
Occupation
|
|
Studying
|
0.01
|
−0.01,0.04
|
0.370
|
|
Farmers and herdsmen
|
−0.02
|
−0.04,-0.004
|
0.013^
|
|
Semi-skilled employee
|
−0.003
|
−0.05,0.05
|
0.899
|
|
Salaried employee
|
−0.03
|
−0.05,-0.01
|
0.002^
|
|
Non-salaried employee
|
0.001
|
−0.03,0.03
|
0.970
|
|
Unemployed
|
Ref
|
Ref
|
Ref
|
|
Others
|
−0.01
|
−0.04,0.02
|
0.523
|
|
Permanent residence
|
|
Within prefecture
|
Ref
|
Ref
|
Ref
|
|
Within province
|
−0.02
|
−0.04,0.01
|
0.134
|
|
Out of province
|
−0.03
|
−.0.05,-0.02
|
< 0.001^
|
|
Classification
|
|
PTB smear positive
|
0.02
|
−0.002,0.05
|
0.071^
|
|
PTB smear negative
|
−0.01
|
−0.04,0.01
|
0.391
|
|
PTB smear status unknown
|
0.25
|
0.16,0.35
|
< 0.001^
|
|
Pleurisy
|
Ref
|
Ref
|
Ref
|
|
EPTB
|
−0.03
|
−0.33,0.27
|
0.830
|
|
Category
|
|
New
|
−0.04
|
−0.07,-0.01
|
0.014^
|
|
Retreated
|
Ref
|
Ref
|
Ref
|
|
HIV
|
|
Positive
|
−0.07
|
−0.24,0.10
|
0.425
|
|
Negative
|
Ref
|
Ref
|
Ref
|
|
Unknown
|
−0.34
|
−0.05,-0.02
|
< 0.001^
|
- TB tuberculosis, PTB pulmonary tuberculosis, EPTB extrapulmonary tuberculosis, HIV human immunodeficiency virus
- aregistered in web-based TB information management system
- blogarithmic transformation of delay variable done as it was not normally distributed, model building was done by stepwise (forward method) method and the final model has been presented; age group, gender and registration at referral hospital, though considered, were excluded by the model (likelihood ratio test)
- F stat for model = 10.6; Probability > F = < 0.001
- cof 7284, twenty two patient records were excluded because of missing information on dates to calculate delay
- ^significant p-value < 0.05
