| Feature | Symbol | Value | Type |
| Age in years | Age | Discrete Quantitative | Interval |
| Job | Job | Discrete Categorical | Nominal |
| Sex | Sex | 1 = ; Female; 0 = Male | Nominal |
| Chronic cough | Chronic cough | 0 = No; 1 = yes | Nominal |
| Blood-tinged sputum | Blood-tinged sputum | 0 = No; 1 = yes | Nominal |
| weight loss | weight loss | 0 = No; 1 = yes | Nominal |
| night Sweats | night Sweats | 0 = No; 1 = yes | Nominal |
| Fever | fever | 0 = No; 1 = yes | Nominal |
| Previous exposure to TB patients | Contact history with TB | 0 = No; 1 = yes | Nominal |
| History of smoking | smoking | 0 = No; 1 = Yes | Nominal |
| Number of years of smoking | duration of smoking | Discrete Quantitative | Interval |
| History of alcohol consumption | alcoholic | 0 = No; 1 = Yes | Nominal |
| HIV+ patient | HIV | 0 = No; 1 = Yes | Nominal |
| number of patient with positive putum smear tests | BK | Integer between 0 and 3 | Nominal Interval |
| The number of white blood cells in a milliliter of blood | WBC | Leukopenia: 1 =< 3999; Normal: 2 = 4000 - 11,000; Leukocytosis: 3 => 11,001; | Nominal Interval |
| The amount of hemoglobin in the blood | HB | Anemia: Male: <14 & female: <12 = 1; Normal: Male: 14 - 16 & female: 12 - 14 = 2; Hemochromatosis: Male: >16 & female: >14 = 3; | Nominal Interval |
| The number of platelets per cubic milliliter of blood | PLT | Thrombocytopenia: 1 = <150,000; Normal: 2 = 150,000 - 450,000; Thrombocytosis: 3 => 450,000; | Nominal Interval |
| Red blood cell sedimentation rate | ESR (Erythrocyte Sedimentation rate) | Normal: Children: ESR 3-13 = 1; Normal: Male < 50: ESR up to 15 & >50: ESR up to 20 = 1; Inflammation: Male <50: ESR more than 15 & >50: ESR more than 20 = 2; Normal: Female < 50: ESR up to 20 & >50: ESR up to 30 = 1; Inflammation: Female <50: ESR more than 20 & >50: ESR more than 30 = 2; | Nominal Interval |
| Fasting blood sugar | Fbs (Fasting blood sugar in mg/dl) | Normal: 1 =< 100; Prediabetic: 2 = 101 - 126; Diabetic: 3 = more than >= 127 | Interval |
| Creatinine | Creatinine | Male: <0.5 &female: <0.4 = 1; Normal: Male: 0.5 - 1.2 & female: 0.4 - 1.1 = 2; Azotemia: Male: >1.3 & female: >1.2 = 3; Normal: Children :0 - 0.7 = 2; | Nominal Interval |
| Albumin | Albumin | 1 =< 3.5; Normal: 2 = 3.5 - 5.5; 3 => 5.5; | Nominal Interval |
| Other diseases | Other diseases | Discrete Categorical | Nominal |