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Table 1 Demographic and clinical characteristics of persons screened through active case finding

From: Evaluating the yield of systematic screening for tuberculosis among three priority groups in Ho Chi Minh City, Viet Nam

 

Total (n = 70 439)

n (%)

Household contacts (n = 23 693)

n (%)

Close contacts (n = 2977)

n (%)

Urban target groups (n = 43 769)

n (%)

Sexa

 Male

31 968/70 211 (45.5)

9877/23 498 (42.0)

1469/2949 (49.8)

20 622/43 764 (47.1)

 Female

38 243/70 211 (54.5)

13 621/23 498 (58.0)

1480/2949 (50.2)

23 142/43 764 (52.9)

Agea

 < 15 years

4526/68 986 (6.6)

3448/22 899 (15.1)

209/2900 (7.2)

869/43 187 (2.0)

 15‒29 years

9543/68 986 (13.8)

5061/22 899 (22.1)

462/2900 (15.9)

4020/43 187 (9.3)

 30‒44 years

14 717/68 986 (21.3)

5601/22 899 (24.5)

816/2900 (28.1)

8300/43 187 (19.2)

 45‒59 years

19 688/68 986 (28.5)

5509/22 899 (24.1)

831/2900 (28.7)

13 348/43 187 (30.9)

 ≥ 60 years

20 512/68 986 (29.7)

3280/22 899 (14.3)

582/2900 (20.1)

16 650/43 187 (38.6)

  Median age (IQR)

49 (33‒62)

37 (22‒53)

44 (31‒57)

55 (41‒65)

Urbanization

 Peri-urban

25 854 (36.7)

9195 (38.8)

1383 (46.5)

15 276 (34.9)

 Urban

44 585 (63.3)

14 498 (61.2)

1594 (53.5)

28 493 (65.1)

Social health insurancea

 No

11 046/70 342 (15.7)

3806/23 654 (16.1)

641/2969 (21.6)

6599/43 719 (15.1)

 Yes

59 296/70 342 (84.3)

19 848/23 654 (83.9)

2328/2969 (78.4)

37 120/43 719 (84.9)

Cough 2 weeks

 No

47 842 (67.9)

20 559 (86.8)

2203 (74.0)

25 080 (57.3)

 Yes

22 597 (32.1)

3134 (13.2)

774 (26.0)

18 689 (42.7)

Four main TB symptomsc

 No

32 406 (46.0)

16 682 (70.4)

1614 (54.2)

14 110 (32.2)

 Yes

38 033 (54.0)

7011 (29.6)

1363 (45.8)

29 659 (67.8)

Any TB symptomsb

 No

26 406 (37.5)

15 748 (66.5)

1508 (50.7)

9150 (20.9)

 Yes

44 033 (62.5)

7945 (33.5)

1469 (49.3)

34 619 (79.1)

Previous history of TB

 No/unknown

66 362 (94.2)

23 238 (98.1)

2911 (97.8)

40 213 (91.9)

 Yes

4077 (5.8)

455 (1.9)

66 (2.2)

3556 (8.1)

Chest X-ray result

 No chest X-ray

26 529 (37.7)

14 274 (60.3)

1944 (65.3)

10 311 (23.6)

 Normal

38 804 (55.1)

8905 (37.6)

910 (30.6)

28 989 (66.2)

 Abnormal

5106 (7.3)

514 (2.2)

123 (4.1)

4469 (10.2)

  1. aN sizes listed due to missing values
  2. bIncludes (productive) cough, hemoptysis, chest pain or dyspnea, fever, night sweats, and fatigue of any duration
  3. cIncludes cough, fever, night sweats and weight loss of any duration