Variables | Total (n = 22,998) | PTB+ (n = 14,842) | PTB- (n = 8156) | χ 2 | P | |
---|---|---|---|---|---|---|
Sex | Female | 6059 (26.35) | 3793 (25.56) | 2266 (27.78) | 13.46 | < 0.001 |
Male | 16,939 (73.65) | 11,049 (74.44) | 5890 (72.22) | |||
Age | 15~ 24 | 3197 (13.90) | 1960 (13.21) | 1237 (15.17) | 54.30 | < 0.001 |
25~ 34 | 2281 (9.92) | 1567 (10.56) | 714 (8.75) | |||
35~ 44 | 3601 (15.66) | 2412 (16.25) | 1189 (14.58) | |||
45~ 54 | 3615 (15.72) | 2340 (15.77) | 1275 (15.63) | |||
55~ 65 | 5013(21.80) | 3269 (22.03) | 1744 (21.38) | |||
≥65 | 5291 (23.01) | 3294 (22.19) | 1997 (24.49) | |||
Ethnicity | Han | 22,960 (99.83) | 14,819 (99.85) | 8141 (99.82) | 0.27 | 0.61 |
Other | 38 (0.17) | 23 (0.15) | 15 (0.18) | |||
Occupation | Student | 1414 (6.15) | 807 (5.44) | 607 (7.44) | 115.29 | < 0.001 |
Official staff | 356 (1.55) | 190 (1.28) | 166 (2.04) | |||
Service | 437 (1.90) | 277 (1.87) | 160 (1.96) | |||
Worker | 1897 (8.25) | 1214 (8.18) | 683 (8.37) | |||
Farmer | 17,507 (76.12) | 11,567 (77.93) | 5940 (72.83) | |||
Retired staff | 433 (1.88) | 261 (1.76) | 172 (2.11) | |||
Unemployment | 338 (1.47) | 198 (1.33) | 140 (1.72) | |||
Other | 616 (2.68) | 328 (2.21) | 288 (3.53) | |||
X-Ray | Normal | 408 (1.77) | 286 (1.93) | 122 (1.50) | 14.35 | < 0.001 |
Abnormal | 22,447 (97.60) | 14,447 (97.34) | 8000 (98.09) | |||
Unchecked | 143 (0.62) | 109 (0.73) | 34 (0.42) | |||
Cavity | Yes | 3210 (13.96) | 2527 (17.03) | 683 (8.37) | 328.07 | < 0.001 |
No | 19,788 (86.04) | 12,315 (82.97) | 7473 (91.63) | |||
Miliary shadow | Yes | 169 (0.73) | 99 (0.67) | 70 (0.86) | 2.64 | 0.10 |
No | 22,829 (99.27) | 14,743 (99.33) | 8086 (99.14) | |||
Regimen | Regimen1a | 17,581 (76.45) | 12,470 (84.02) | 5111 (62.67) | 1332.81 | < 0.001 |
Regimen 2b | 5417 (23.55) | 2372 (15.98) | 3045 (37.33) |