Predictor variables | Bacteriologically confirmed TB | Total | P value | |
---|---|---|---|---|
Negative | Positive | |||
Total | 51,056 | 311 | 51,367 | Â |
Social characteristics | ||||
 Age group (years) |  |  |  | < 0.001 |
  15–24 | 11,888 (23.3) | 11 (3.5) | 11,899 (23.2) |  |
  25–34 | 11,172 (21.9) | 52 (16.7) | 11,224 (21.9) |  |
  35–44 | 10,386 (20.3) | 76 (24.4) | 10,462 (20.4) |  |
  45–54 | 8214 (16.1) | 66 (21.2) | 8280 (16.1) |  |
  55+ | 9396 (18.4) | 106 (34.1) | 9502 (18.5) |  |
 Gender |  |  |  | < 0.001 |
  Female | 28,868 (56.5) | 105 (33.8) | 28,973 (56.4) |  |
  Male | 22,188 (43.5) | 206 (66.2) | 22,394 (43.6) |  |
 Education |  |  |  | < 0.001 |
  Illiterate | 5569 (10.9) | 55 (17.7) | 5624 (10.9) |  |
  Read and write | 5027 (9.8) | 37 (11.9) | 5064 (9.9) |  |
  Primary | 19,481 (38.2) | 91 (29.3) | 19,572 (38.1) |  |
  Middle | 11,184 (21.9) | 66 (21.2) | 11,250 (21.9) |  |
  High | 6549 (12.8) | 44 (14.1) | 6593 (12.8) |  |
  University | 1157 (2.3) | 3 (1) | 1160 (2.3) |  |
  Graduate | 2089 (4.1) | 15 (4.8) | 2104 (4.1) |  |
 Occupation |  |  |  | < 0.001 |
  Non farmer | 17,677 (34.6) | 105 (33.8) | 17,782 (34.6) |  |
  Farmer | 22,784 (44.6) | 113 (36.3) | 22,897 (44.6) |  |
  Dependent | 10,595 (20.8) | 93 (29.9) | 10,688 (20.8) |  |
 Religion |  |  |  | < 0.001 |
  Buddhist | 46,839 (91.7) | 263 (84.6) | 47,102 (91.7) |  |
  Other religion | 4217 (8.3) | 48 (15.4) | 4265 (8.3) |  |
 Marital status |  |  |  | < 0.001 |
  Single | 14,914 (29.2) | 39 (12.5) | 14,953 (29.1) |  |
  Married | 31,669 (62) | 226 (72.7) | 31,895 (62.1) |  |
  Separated/divorced | 714 (1.4) | 6 (1.9) | 720 (1.4) |  |
  Widow/widower | 3759 (7.4) | 40 (12.9) | 3799 (7.4) |  |
 Area of residence |  |  |  | < 0.001 |
  Rural | 39,905 (78.2) | 208 (66.9) | 40,113 (78.1) |  |
  Urban | 11,151 (21.8) | 103 (33.1) | 11,254 (21.9) |  |
 Administrative division |  |  |  | < 0.001 |
  Region | 36,971 (72.4) | 192 (61.7) | 37,163 (72.3) |  |
  State | 14,085 (27.6) | 119 (38.3) | 14,204 (27.7) |  |
 Smoking |  |  |  | < 0.001 |
  Never smoked | 33,412 (65.4) | 135 (43.4) | 33,547 (65.3) |  |
  Smoked in the past | 3016 (5.9) | 49 (15.8) | 3065 (6.0) |  |
  Current smoker | 14,628 (28.7) | 127 (40.8) | 14,755 (28.7) |  |
 Drinking |  |  |  | < 0.001 |
  Never drank | 40,077 (78.5) | 191 (61.4) | 40,268 (78.4) |  |
  Drank in the past | 2957 (5.8) | 49 (15.8) | 3006 (5.9) |  |
  Current drinker | 8022 (15.7) | 71 (22.8) | 8093 (15.8) |  |
 Contact with a known TB case |  |  |  | < 0.001 |
  No | 47,425 (93.3) | 265 (85.8) | 47,690 (93.3) |  |
  Yes | 3389 (6.7) | 44 (14.2) | 3433 (6.7) |  |
 Previous history of TB |  |  |  | < 0.001 |
  No | 49,635 (97.2) | 269 (86.5) | 49,904 (97.2) |  |
  Yes | 1421 (2.8) | 42 (13.5) | 1463 (2.8) |  |
Pathological characteristics | ||||
 Body mass index (kg/m2) |  |  |  | < 0.001 |
  Normal | 32,821 (64.3) | 149 (47.9) | 32,970 (64.2) |  |
  Underweight | 11,689 (22.9) | 147 (47.3) | 11,836 (23.1) |  |
  Overweight/obese | 6511 (12.8) | 15 (4.8) | 6526 (12.7) |  |
 History of diabetes mellitus |  |  |  | 0.153 |
  No | 50,676 (99.3) | 306 (98.4) | 50,982 (99.3) |  |
  Yes | 380 (0.7) | 5 (1.6) | 385 (0.7) |  |
 History of hypertension |  |  |  | 0.404 |
  No | 45,646 (89.4) | 273 (87.8) | 45,919 (89.4) |  |
  Yes | 5410 (10.6) | 38 (12.2) | 5448 (10.6) |  |
 History of HIV |  |  |  | 1 |
  No | 51,047 (100) | 311 (100) | 51,358 (100) |  |
  Yes | 9 (0) | 0 (0) | 9 (0) |  |
TB-SS | ||||
 Any TB signs and symptoms |  |  | < 0.001 |  |
  Absence | 34,308 (67.2) | 125 (40.2) | 34,433 (67) |  |
  Presence | 16,748 (32.8) | 186 (59.8) | 16,934 (33) |  |
 Any cough |  |  |  | < 0.001 |
  Absence | 43,826 (85.8) | 235 (75.6) | 44,061 (85.8) |  |
  Presence | 7230 (14.2) | 76 (24.4) | 7306 (14.2) |  |