Table 1 Demographic and clinical characteristics of 208,822 PTB patients with DD in Shandong, China, 2005–2017

Age (years)

 ≤ 25

38,765 (18.5%)

31 (15,59)

18,672 (21.2%)

20,093 (16.6%)

Reference

Reference

Reference

Reference

26–45

51,491 (24.7%)

32 (17,62)

22,937 (26.1%)

28,554 (23.6%)

P < 0.001

1.157 (1.127–1.188)

P < 0.001

1.046 (1.016–1.076)

46–65

70,570 (33.8%)

33 (20,65)

28,074 (32.0%)

42,496 (35.2%)

P < 0.001

1.407 (1.373–1.443)

P < 0.001

1.223 (1.189–1.257)

 > 65

47,996 (23.0%)

34 (20,67)

18,213 (20.7%)

29,783 (24.6%)

P < 0.001

1.524 (1.483–1.566)

P < 0.001

1.306 (1.267–1.346)

Sex

Male

146,538 (70.2%)

33 (18,63)

61,479 (69.9%)

85,059 (70.3%)

Reference

Reference

Female

62,284 (29.8%)

33 (18,64)

26,417 (30.1%)

35,867 (29.7%)

P = 0.052

1.019 (1.000–1.038)

Occupation

Student

8516 (4.1%)

25 (9,49)

4737 (5.4%)

3779 (3.1%)

Reference

Reference

Reference

Reference

Farmer

169,365 (81.1%)

33 (19,64)

68,764 (78.2%)

100,601 (83.2%)

P < 0.001

1.834 (1.755–1.916)

P < 0.001

1.520 (1.447–1.596)

Worker

10,410 (5.0%)

31 (14,62)

5048 (5.7%)

5362 (4.4%)

P < 0.001

1.331 (1.257–1.410)

P < 0.001

1.220 (1.149–1.296)

Service stratum

10,003 (4.8%)

32 (13,65)

4689 (5.4%)

5314 (4.4%)

P < 0.001

1.421 (1.340–1.505)

P < 0.001

1.297 (1.221–1.378)

Other

10,525 (5.0%)

33 (16,65)

4658 (5.3%)

5867 (4.9%)

P < 0.001

1.579 (1.491–1.672)

P < 0.001

1.334 (1.254–1.419)

TB treatment history

Newly treated

191,896 (91.9%)

32 (17,62)

83,004 (94.4%)

108,892 (90.0%)

Reference

Reference

Reference

Reference

Previously treated

16,926 (8.1%)

61 (28,333)

4892 (5.6%)

12,034 (10.0%)

P < 0.001

1.875 (1.812–1.941)

P < 0.001

1.759 (1.699–1.821)