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Information
Model 1 calculator
Model 2 calculator
Model 3 calculator
Model 4 calculator
Previous version 1.0(BMJ Open 2026)
Model 1 (based on all baseline characteristics routinely captured in
Ni-kshay
)
Age
(in years)
Enter an approximate age if exact age is unavailable
Gender
Female
Male
Transgender
Diagnosing District
select 'Not Applicable' if district is outside Tamil Nadu
Coimbatore
Cuddalore
Dharmapuri
Dindigul
Erode
Kancheepuram
Kanniyakumari
Karur
Krishnagiri
Madurai
Nagapattinam
Namakkal
Perambalur
Pudukkottai
Ramanathapuram
Salem
Sivagangai
Thanjavur
The Nilgiris
Theni
Thiruvallur
Thiruvarur
Thoothukudi
Tiruchirappalli
Tirunelveli
Tiruppur
Tiruvannamalai
Vellore
Villupuram
Virudhunagar
Not Applicable
Level of Diagnosing Facility
Primary
Secondary
Tertiary
Missing
Site of TB
Pulmonary
Extrapulmonary
Unknown
Diagnosis Method
RMT
Microbiological confirmation
Chest X-ray
Other methods
Previous TB Treatment
No
Yes
Unknown
HIV Status
Negative
Positive
Unknown
Bank details
Available
Not available
Unknown
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